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FORSTER PRODUCTS, INC.
HEADSPACE GAUGES

757253002885 319418241
Absolutely Essential For Accurate, Safe, Chamber Work
The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.

SPECS: Machined Steel. Size varies with caliber and gauge style. NOTE: Gauges Interchangeable between calibers have same Stock #. .30-30 Cartridges are .219 Wasp, .219 Zipper, .22 Sav HP, .30-30, .32 Win Spl, .32-40, .375 Win and .38-55. .30-06 Cartridges are .25-06, .270 Win, .30-06, 8mm-06, .338-06 and .35 Whelen. Magnum Cartridges are .257 Weatherby, .264 Win, 6.5 Rem Mag, .270 Weatherby, .275 H&H, 7mm Rem Mag, 7mm Weatherby, 7x61 S&H, .300 H&H, .300 Win Mag, .30-338, .300 Weatherby, .308 Norma, 8mm Mag, .338 Win, .340 Weatherby, .350 Rem Mag, .358 Norma, .375 H&H, .416 Rem Mag and .458 Win.

33.9 49.9 72 GBP
Product no.: 319418241
FORSTER PRODUCTS, INC. 303 BRITISH NO-GO GAUGE
Mfr Part: BG303N 757253002885 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 303 British Style: No Go Gauge

Top takeaways

  1. The Forster Products, Inc. 303 British No-Go Gauge is essential for checking the chamber length of a rifle for safety and accuracy, particularly when chambering a new barrel or buying a used gun.
  2. Constructed to SAAMI specifications, the gauge is precisely machined steel and is .0005 inch under 7.62 NATO specs for No-Go dimensions.
  3. Forster headspace gauges are interchangeable among various calibers that share the same stock number, expanding their utility across multiple cartridge types.

Attributes

Cartridge: 303 British Style: No Go Gauge Delivery weight: 0.023kg Shipping height: 10mm Shipping width: 79mm Shipping length: 74mm UPC : 757253002885

Item details

Made in USA



Product no.: 319022043
FORSTER PRODUCTS, INC. 22 LONG RIFLE GO GAUGE
Mfr Part: HG22RIMG 757253004605 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 5 £49.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 22 Long Rifle, 22 Short, 22 Long, 22 Match Style: Go Gauge
Product no.: 319022046
FORSTER PRODUCTS, INC. 22 LONG RIFLE NO-GO GAUGE
Mfr Part: HG22RIMN 757253004612 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 5 £49.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 22 Long Rifle, 22 Short, 22 Long, 22 Match Style: No Go Gauge
Product no.: 319022049
FORSTER PRODUCTS, INC. 22 LONG RIFLE FIELD GAUGE
Mfr Part: HG22RIMF 757253004599 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 2 £46.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 22 Long Rifle, 22 Short, 22 Long, 22 Match Style: Field Gauge
Product no.: 319223464
FORSTER PRODUCTS, INC. 223 REMINGTON GO GAUGE
Mfr Part: HG0223G 757253004292 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 27 £49.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 223 Remington Style: Go Gauge
Product no.: 319223467
FORSTER PRODUCTS, INC. 223 REMINGTON NO-GO GAUGE
Mfr Part: HG0223N 757253004308 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 30 £49.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 223 Remington Style: No Go Gauge
Product no.: 319223470
FORSTER PRODUCTS, INC. 223 REMINGTON FIELD GAUGE
Mfr Part: HG0223F 757253004285 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 2 £49.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 223 Remington Style: Field Gauge
Product no.: 319306049
FORSTER PRODUCTS, INC. 30-06 SPRINGFIELD GO GAUGE
Mfr Part: HG3006G 757253004636 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 10 £49.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 30-06 Springfield, 270 Winchester, 25-06 Remington, 338-06, 35 Whelen, 6.5-06, 8 mm-06 Style: Go Gauge
Product no.: 319306055
FORSTER PRODUCTS, INC. 30-06 SPRINGFIELD NO-GO GAUGE
Mfr Part: HG3006N 757253004643 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 4 £49.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 30-06 Springfield, 270 Winchester, 25-06 Remington, 338-06, 35 Whelen, 6.5-06, 8 mm-06 Style: No Go Gauge
Product no.: 319306058
FORSTER PRODUCTS, INC. 30-06 SPRINGFIELD FIELD GAUGE
Mfr Part: HG3006F 757253004629 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 7 £49.90 *
Delivery time approx. 7-14 days.
7 pcs. in the USA warehouse
Specs: Cartridge: 30-06 Springfield, 270 Winchester, 25-06 Remington, 338-06, 35 Whelen, 6.5-06, 8 mm-06 Style: Field Gauge
Product no.: 319308638
FORSTER PRODUCTS, INC. FIELD, .243 WIN; 7MM-08, .308/.243; .308 WIN, .243-.308
Mfr Part: HG0243F 757253004322 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
48.9 GBP 7 £48.90 *
Delivery time approx. 7-14 days.
7 pcs. in the USA warehouse
Specs: Cartridge: 308 Winchester, 243 Winchester, 7 mm - 08 Remington Style: Field Gauge
Product no.: 319418010
FORSTER PRODUCTS, INC. 222 REMINGTON GO GAUGE
Mfr Part: HG0222G 757253004261 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 1 £49.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 222 Remington Style: Go Gauge
Product no.: 319418011
FORSTER PRODUCTS, INC. 222 REMINGTON NO-GO GAUGE
Mfr Part: HG0222N 757253004278 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 1 £49.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 222 Remington Style: No Go Gauge
Product no.: 319418040
FORSTER PRODUCTS, INC. 22-250 REMINGTON GO GAUGE
Mfr Part: HG2225G 757253004544 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 4 £49.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 22-250 Remington Style: Go Gauge
Product no.: 319418041
FORSTER PRODUCTS, INC. 22-250 REMINGTON NO-GO GAUGE
Mfr Part: HG2225N 757253004551 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 2 £45.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 22-250 Remington Style: No Go Gauge
Product no.: 319418042
FORSTER PRODUCTS, INC. 22-250 REMINGTON FIELD GAUGE
Mfr Part: HG2225F 757253004537 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 1 £45.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 22-250 Remington Style: Field Gauge
Product no.: 319418050
FORSTER PRODUCTS, INC. 220 SWIFT GO GAUGE
Mfr Part: HG0220G 757253004230 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 2 £46.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 220 Swift Style: Go Gauge
Product no.: 319418051
FORSTER PRODUCTS, INC. 220 SWIFT NO-GO GAUGE
Mfr Part: HG0220N 757253004247 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 2 £46.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 220 Swift Style: No Go Gauge
Product no.: 319418080
FORSTER PRODUCTS, INC. 257 ROBERTS GO GAUGE
Mfr Part: HG0257G 757253004421 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
47.9 GBP 5 £47.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 257 Roberts, 7 mm Mauser (7 x 57 mm Mauser) Style: Go Gauge
Product no.: 319418081
FORSTER PRODUCTS, INC. 257 ROBERTS NO-GO GAUGE
Mfr Part: HG0257N 757253004438 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 5 £49.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 257 Roberts, 7 mm Mauser (7 x 57 mm Mauser) Style: No Go Gauge
Product no.: 319418082
FORSTER PRODUCTS, INC. 257 ROBERTS FIELD GAUGE
Mfr Part: HG0257F 757253004414 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 2 £45.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 257 Roberts, 7 mm Mauser (7 x 57 mm Mauser) Style: Field Gauge
Product no.: 319418101
FORSTER PRODUCTS, INC. 280 REMINGTON NO-GO GAUGE
Mfr Part: HG0280N 757253004469 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 2 £45.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 280 Remington Style: No Go Gauge
Product no.: 319418110
FORSTER PRODUCTS, INC. 284 WINCHESTER GO GAUGE
Mfr Part: HG0284G 757253004483 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 4 £49.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 6.5 x 284 mm Winchester, 284 Winchester, 6 mm - 284 Winchester, 30/284 Winchester, 25/284 Winchester Style: Go Gauge
Product no.: 319418111
FORSTER PRODUCTS, INC. 284 WINCHESTER NO-GO GAUGE
Mfr Part: HG0284N 757253004490 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 2 £49.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 6.5 x 284 mm Winchester, 284 Winchester, 6 mm - 284 Winchester, 30/284 Winchester, 25/284 Winchester Style: No Go Gauge
Product no.: 319418120
FORSTER PRODUCTS, INC. 30 M1 CARBINE GO GAUGE
Mfr Part: HG0030G 757253004209 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 2 £49.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 30 Carbine Style: Go Gauge
Product no.: 319418121
FORSTER PRODUCTS, INC. 30 M1 CARBINE NO-GO GAUGE
Mfr Part: HG0030N 757253004216 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 2 £49.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 30 Carbine Style: No Go Gauge
Product no.: 319418150
FORSTER PRODUCTS, INC. 8X57MM MAUSER GO GAUGE
Mfr Part: HG8X57G 757253004698 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 4 £49.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 8 mm Mauser (8 x 57 mm Mauser) Style: Go Gauge
Product no.: 319418151
FORSTER PRODUCTS, INC. 8X57MM MAUSER NO-GO GAUGE
Mfr Part: HG8X57N 757253004704 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 3 £49.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 8 mm Mauser (8 x 57 mm Mauser) Style: No Go Gauge
Product no.: 319418160
FORSTER PRODUCTS, INC. 6.5X55MM SWEDE GO GAUGE
Mfr Part: HG6555G 757253004667 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 3 £49.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 6.5 x 55 mm Swedish Mauser Style: Go Gauge
Product no.: 319418161
FORSTER PRODUCTS, INC. 6.5X55MM SWEDE NO-GO GAUGE
Mfr Part: HG6555N 757253004674 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 2 £49.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 6.5 x 55 mm Swedish Mauser Style: No Go Gauge
Product no.: 319418162
FORSTER PRODUCTS, INC. 6.5X55MM SWEDE FIELD GAUGE
Mfr Part: HG6555F 757253004650 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 2 £49.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 6.5 x 55 mm Swedish Mauser Style: Field Gauge
Product no.: 319418220
FORSTER PRODUCTS, INC. 30-30 WINCHESTER GO GAUGE
Mfr Part: BG3030G 757253002847 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
47.9 GBP 3 £47.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 30-30 Winchester, 219 Zipper, 25-35 Winchester, 7-30 Waters, 30 Herrett, 32 Winchester Special, 32-40 Winchester, 356 Winchester, 303 Savage, 307 Winchester, 219 Donaldson Wasp, 22 Savage High Power, 375 Win Style: Go Gauge
Product no.: 319418221
FORSTER PRODUCTS, INC. 30-30 WINCHESTER NO-GO GAUGE
Mfr Part: BG3030N 757253002854 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 5 £45.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 30-30 Winchester, 219 Zipper, 25-35 Winchester, 7-30 Waters, 30 Herrett, 32 Winchester Special, 32-40 Winchester, 356 Winchester, 303 Savage, 307 Winchester, 219 Donaldson Wasp, 22 Savage High Power, 375 Win Style: No Go Gauge
Product no.: 319418222
FORSTER PRODUCTS, INC. 30-30 WINCHESTER FIELD GAUGE
Mfr Part: BG3030F 757253002830 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 1 £45.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 30-30 Winchester, 219 Zipper, 25-35 Winchester, 7-30 Waters, 30 Herrett, 32 Winchester Special, 32-40 Winchester, 356 Winchester, 303 Savage, 307 Winchester, 219 Donaldson Wasp, 22 Savage High Power, 375 Win Style: Field Gauge
Product no.: 319418230
FORSTER PRODUCTS, INC. 30-40 KRAG GO GAUGE
Mfr Part: BG3040G 757253002908 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 2 £45.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 30-40 Krag Style: Go Gauge
Product no.: 319418231
FORSTER PRODUCTS, INC. 30-40 KRAG NO-GO GAUGE
Mfr Part: BG3040N 757253002915 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 2 £45.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 30-40 Krag Style: No Go Gauge
Product no.: 319418240
FORSTER PRODUCTS, INC. 303 BRITISH GO GAUGE
Mfr Part: BG303G 757253002878 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 4 £49.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 303 British Style: Go Gauge
Product no.: 319418242
FORSTER PRODUCTS, INC. 303 BRITISH FIELD GAUGE
Mfr Part: BG303F 757253002861 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 4 £49.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 303 British Style: Field Gauge
Product no.: 319418250
FORSTER PRODUCTS, INC. BELTED MAGNUM GO GAUGE
Mfr Part: BG300MG 757253002816 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 4 £45.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 300 H&H Magnum, 300 Weatherby Magnum, 7 mm Remington Magnum, 257 Weatherby Magnum, 270 Weatherby Magnum, 7 mm Weatherby Magnum, 257 STW (Shooting Times Westerner), 6.5 STW, 264 Winchester Magnum, 6.5mm Remington Magnum, CKK Style: Go Gauge
Product no.: 319418251
FORSTER PRODUCTS, INC. BELTED MAGNUM NO-GO GAUGE
Mfr Part: BG300MN 757253002823 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 5 £45.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 300 H&H Magnum, 300 Weatherby Magnum, 7 mm Remington Magnum, 257 Weatherby Magnum, 270 Weatherby Magnum, 7 mm Weatherby Magnum, 257 STW (Shooting Times Westerner), 6.5 STW, 264 Winchester Magnum, 6.5mm Remington Magnum, CKK Style: No Go Gauge
Product no.: 319418252
FORSTER PRODUCTS, INC. BELTED MAGNUM FIELD GAUGE
Mfr Part: BG300MF 757253002809 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 1 £45.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 300 H&H Magnum, 300 Weatherby Magnum, 7 mm Remington Magnum, 257 Weatherby Magnum, 270 Weatherby Magnum, 7 mm Weatherby Magnum, 257 STW (Shooting Times Westerner), 6.5 STW, 264 Winchester Magnum, 6.5mm Remington Magnum, CKK Style: Field Gauge
Product no.: 100010713
FORSTER PRODUCTS, INC. 5.56MM NATO COLT SPEC (1.4646") GO GAUGE
Mfr Part: HG02231.4646-SP 757253992490 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 44 £49.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 5.56 mm NATO Style: Go Gauge
Product no.: 100010714
FORSTER PRODUCTS, INC. 7.62X51MM NATO (1.6330") GO GAUGE
Mfr Part: HG308-1.6330-SP 757253992278 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 27 £49.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 7.62 mm NATO Style: Go Gauge
Product no.: 100010715
FORSTER PRODUCTS, INC. 308 WINCHESTER (1.6400") NO-GO GAUGE
Mfr Part: HG308-1.6400-SP 757253992230 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 8 £49.90 *
Delivery time approx. 7-14 days.
8 pcs. in the USA warehouse
Specs: Cartridge: 308 Winchester, 243 Winchester Style: No Go Gauge
Product no.: 749003171
FORSTER PRODUCTS, INC. FORSTER HEADSPACE GAGE - FIELD GAGE, 222 REM MAG
Mfr Part: HG222MF 757253004568 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
33.9 GBP 1 £33.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 222 Remington Mag
Product no.: 749003174
FORSTER PRODUCTS, INC. FORSTER HEADSPACE GAGE - FIELD GAGE, PPC FAMILY
Mfr Part: HG0PPCF 757253004506 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
33.9 GBP 1 £33.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: PPC Family
Product no.: 319000022
FORSTER PRODUCTS, INC. 300 BLACKOUT FIELD GAUGE
Mfr Part: HG0300F 757253992100 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 1 £46.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 300 AAC Blackout
Product no.: 319000027
FORSTER PRODUCTS, INC. 300 BLACKOUT GO GAUGE
Mfr Part: HG0300G 757253992124 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
47.9 GBP 2 £47.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 300 AAC Blackout
Product no.: 319000017
FORSTER PRODUCTS, INC. 300 AAC BLACKOUT NO-GO GAUGE
Mfr Part: HG0300N 757253992117 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
47.9 GBP 2 £47.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 300 AAC Blackout
Product no.: 319000023
FORSTER PRODUCTS, INC. 6.5MM CREEDMOOR FIELD GAUGE
Mfr Part: HG65CRF 757253992131 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
44.9 GBP 2 £44.90 *
Delivery time approx. 7-14 days.
2 pcs. in the USA warehouse
Specs: Cartridge: 6.5 Creedmoor
Product no.: 319000103
FORSTER PRODUCTS, INC. 350 LEGEND GO GAUGE
Mfr Part: HG350LG 757253991301 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 5 £49.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 350 Legend Style: Go Gauge
Product no.: 319000104
FORSTER PRODUCTS, INC. 350 LEGEND NO GO GAUGE
Mfr Part: HG350LN 757253991295 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 1 £46.90 *
Delivery time approx. 7-14 days.
1 pcs. in the USA warehouse
Specs: Cartridge: 350 Legend
Product no.: 430102691
FORSTER PRODUCTS, INC. 6.5 GRENDEL FIELD GAGE
Mfr Part: HG65GRENF 757253991080 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 5 £46.90 *
Delivery time approx. 7-14 days.
5 pcs. in the USA warehouse
Specs: Cartridge: 6.5 Grendel Style: Field Gauge
Product no.: 430102690
FORSTER PRODUCTS, INC. 6.5 GRENDEL NO GO GAGE
Mfr Part: HG65GRENN 757253991097 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
43.9 GBP 12 £43.90 *
Delivery time approx. 7-14 days.
More than 10 pieces in USA warehouse
Specs: Cartridge: 6.5 Grendel Style: No Go Gauge
Product no.: 430105156
FORSTER PRODUCTS, INC. 6.5 PRC FIELD HEADSPACE GAGE
Mfr Part: HG65PRCF 757253990663 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
38.9 GBP 3 £38.90 *
Delivery time approx. 7-14 days.
3 pcs. in the USA warehouse
Specs: Cartridge: 6.5 PRC Style: Field
Product no.: 430106385
FORSTER PRODUCTS, INC. 7.62X39 GO HEADSPACE GAUGE 1.252 SAAMI 
Mfr Part: HG762X39G   757253990762 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
44.9 GBP 4 £44.90 *
Delivery time approx. 7-14 days.
4 pcs. in the USA warehouse
Specs: Cartridge: 7.62 x 39 mm Style: Go Gauge
Product no.: 430106386
FORSTER PRODUCTS, INC. 7.62X39 NO GO HEADSPACE GAUGE 1.255 SAAMI
Mfr Part: HG762X39N 757253990755 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
44.9 GBP 6 £44.90 *
Delivery time approx. 7-14 days.
6 pcs. in the USA warehouse
Specs: Cartridge: 7.62 x 39 mm Style: No Go Gauge
Product no.: 319022050
FORSTER PRODUCTS, INC. 22 PPC, 6MM PPC GO GAUGE
Mfr Part: HG0PPCG 757253004513 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 22 PPC, 6 PPC Style: Go Gauge
Product no.: 319308630
FORSTER PRODUCTS, INC. 243 WINCHESTER GO GAUGE
Mfr Part: HG0243G 757253004339 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 0 £46.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 308 Winchester, 243 Winchester, 7 mm - 08 Remington Style: Go Gauge
Product no.: 319308634
FORSTER PRODUCTS, INC. 243 WIN; 7MM-08, .308/.243; .308 WIN, .243-.308 NO-GO GAUGE
Mfr Part: HG0243N 757253004346 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 308 Winchester, 243 Winchester, 7 mm - 08 Remington Style: No Go Gauge
Product no.: 319418090
FORSTER PRODUCTS, INC. 6MM REMINGTON GO GAUGE
Mfr Part: HG0244G 757253004360 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 0 £45.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 6 mm/244 Remington, 6 mm Remington Style: Go Gauge
Product no.: 319418091
FORSTER PRODUCTS, INC. 6MM REMINGTON NO-GO GAUGE
Mfr Part: HG0244N 757253004377 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 0 £45.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 6 mm/244 Remington, 6 mm Remington Style: No Go Gauge
Product no.: 319418100
FORSTER PRODUCTS, INC. 280 REMINGTON GO GAUGE
Mfr Part: HG0280G 757253004452 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 0 £45.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 280 Remington Style: Go Gauge
Product no.: 319418122
FORSTER PRODUCTS, INC. 30 M1 CARBINE FIELD GAUGE
Mfr Part: HG0030F 757253004193 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 30 Carbine Style: Field Gauge
Product no.: 319418152
FORSTER PRODUCTS, INC. 8X57MM MAUSER FIELD GAUGE
Mfr Part: HG8X57F 757253004681 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 8 mm Mauser (8 x 57 mm Mauser) Style: Field Gauge
Product no.: 319418232
FORSTER PRODUCTS, INC. 30-40 KRAG FIELD GAUGE
Mfr Part: BG3040F 757253002892 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 0 £45.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 30-40 Krag Style: Field Gauge
Product no.: 319000004
FORSTER PRODUCTS, INC. 7.62X54R FIELD GAUGE
Mfr Part: BG762RF 757253118029 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
45.9 GBP 0 £45.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 7.62 x 54 mm Russian Style: Field Gauge
Product no.: 319000018
FORSTER PRODUCTS, INC. 6.5MM CREEDMOOR NO GO GAUGE
Mfr Part: HG65CRN 757253992148 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
46.9 GBP 0 £46.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 6.5 Creedmoor
Product no.: 430102689
FORSTER PRODUCTS, INC. 6.5 GRENDEL GO GAGE
Mfr Part: HG65GRENG 757253991103 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
43.9 GBP 0 £43.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 6.5 Grendel Style: Go Gauge
Product no.: 430105155
FORSTER PRODUCTS, INC. 6.5 PRC GO HEADSPACE GAGE
Mfr Part: HG65PRCG 757253990670 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 6.5 PRC Style: Go Gauge
Product no.: 430105157
FORSTER PRODUCTS, INC. 6.5 PRC NO GO HEADSPACE GAGE
Mfr Part: HG65PRCN 757253990656 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
49.9 GBP 0 £49.90 *
Backordered, delivery time approx. 4-12 weeks from the USA warehouse.
Specs: Cartridge: 6.5 PRC Style: No Go Gauge
Product no.: 319418012
FORSTER PRODUCTS, INC. 222 REMINGTON FIELD GAUGE
Mfr Part: HG0222F 757253004254 The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.
Notify on availability
Not available.
Specs: Cartridge: 222 Remington Style: Field Gauge

Ensure a safe chamber with the Forster 303 British No-Go Gauge. 🔍 Perfect for testing rifle chambers and essential for used guns!

Absolutely Essential For Accurate, Safe, Chamber Work
The only way to accurately measure and test the length of the chamber of the rifle. Essential when chambering a new barrel to ensure a tight, accurate, safe chamber. Whenever you buy a used gun, always check the headspace before firing. Forster gauges are made to SAAMI specs. 100-010-715 - This gauge is .0005 inch (5/10,000 inch) under 7.62 NATO specification for NO-GO dimensions for safety.

SPECS: Machined Steel. Size varies with caliber and gauge style. NOTE: Gauges Interchangeable between calibers have same Stock #. .30-30 Cartridges are .219 Wasp, .219 Zipper, .22 Sav HP, .30-30, .32 Win Spl, .32-40, .375 Win and .38-55. .30-06 Cartridges are .25-06, .270 Win, .30-06, 8mm-06, .338-06 and .35 Whelen. Magnum Cartridges are .257 Weatherby, .264 Win, 6.5 Rem Mag, .270 Weatherby, .275 H&H, 7mm Rem Mag, 7mm Weatherby, 7x61 S&H, .300 H&H, .300 Win Mag, .30-338, .300 Weatherby, .308 Norma, 8mm Mag, .338 Win, .340 Weatherby, .350 Rem Mag, .358 Norma, .375 H&H, .416 Rem Mag and .458 Win.

4.4
In stock
£94.90
4.8
In stock
£64.90 £42.90 - £69.90
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