My Account (Sign in)

Your basket is empty.

Basket

Help and contact

Free standard delivery over £199

100-day return policy

Brownells UK - World's Largest Supplier of Gun Parts, Gunsmith Tools & Shooting Accessories

My Account (Sign in)

Shopping list

(0)

Basket

Shop
Schematics
Manufacturers

Newsletter

Sale

Firearms
Rifle Parts
Handgun Parts
Shotgun Parts
Magazines
Reloading
Shooting Accessories
Gunsmith Tools
Optics & Mounting
Gun Cleaning & Chemicals
—
—
—

Over 300,000 customers - we say thank you!

4.93/5 "Very good" (1400+ reviews)

40,000+ products for hunting and shooting sports

Home Gunsmith Tools Measuring Tools Support

Measuring Tools

Headspace Gauges

Trigger Pull Gauges & Weights

Calipers

Micrometers

Thread Pitch Gauges

Barrel Throat Erosion Gauges

Levels

Shotgun Chamber Gauges

Firing Pin Protrusion Gauges

Barrel Wall Thickness Gauges

Dovetail Slot Measuring Gauges

Stock L.O.P. And Drop Gauges

Thermometers

Restrict search

Products
Bestseller
Top rated
Sale
New

Filter by:

Sort by:

Display per page: 20 40 60

Page: 1 2 3 < >

Measuring Tools - Products

1 - 20 of 56 results

Page: 1 2 3 < >

BROWNELLS

BROWNELLS PULL & DROP GAUGE
PULL & DROP GAUGE

Stock L.O.P. And Drop Gauges

In stock

£49.90

LYMAN

LYMAN MECHANICAL TRIGGER PULL GAUGE
MECHANICAL TRIGGER PULL GAUGE

Trigger Pull Gauges & Weights

Lyman's mechanical trigger pull gauge measures trigger pull weight from 0 to 12 pounds in 2 ounce increments.
The gauge is constructed from durable machined aluminum and steel, featuring a rolling trigger shoe and a "T" handle.
It includes a sliding indicator for the highest weight recorded and a zero-adjustment wheel, with a hanging loop for easy storage.

In stock

£37.90

CLYMER

CLYMER 308 WINCHESTER HEADSPACE GAUGE KIT
GO/NO-GO GAUGE SETS

Headspace Gauges

The Clymer 308 Winchester Headspace Gauge Kit includes both Go and No-Go gauges for checking chamber length against SAAMI specifications.
These gauges are crucial for verifying the safety and precision of a chamber when installing a new barrel.
The kit comes with a durable plastic case for convenient storage and transport.

4.9

In stock

£99.90 £99.90 - £134.90

Ensure precise trigger pull testing with the NRA Official Universal Trigger Weight System ⚖️. Perfect for gunsmiths and match referees!

CUSTOM GUNSMITHING

CUSTOM GUNSMITHING UNIVERSAL TRIGGER WEIGHT SYSTEM
NRA OFFICIAL UNIVERSAL TRIGGER WEIGHT SYSTEM

Trigger Pull Gauges & Weights

The NRA Official Universal Trigger Weight System is designed for precise trigger pull testing, suitable for match referees, international juries, and gunsmiths.
It includes a variety of weights and two rods with roller ends to automatically align the weight with the trigger curve.
The system comes with a base weight of 500 grams and additional weights to adjust to multiple pounds as needed.

In stock

£209.90

CLYMER

CLYMER 30 M1 CARBINE NO-GO GAUGE
HEADSPACE GAUGES - NO-GO

Headspace Gauges

The Clymer 30 M1 Carbine No-Go Gauge is essential for checking the chamber length of a rifle for safety and accuracy, especially when chambering a new barrel or purchasing a used firearm.
Gauges are clearly etched with "No-Go" and the caliber/gauge name for easy identification and are made to SAAMI specifications.
These machined steel gauges are interchangeable among various calibers within the same stock number, with specific compatibility listed for .30/30, .30/06, and Magnum cartridges.

4.8

In stock

£49.90 £42.90 - £69.90

MANSON PRECISION

MANSON PRECISION 30-06 SPRINGFIELD FAMILY GO GAUGE
RIMLESS CARTRIDGE HEADSPACE GAUGES

Headspace Gauges

The GO gauge ensures the chamber headspace is at the SAMMI-recommended minimum depth for safety.
Do not mix and match brands of headspace gauges to avoid inaccurate readings due to tolerance stacking.
The gauge is compatible with the 30-06 Springfield, 270 Winchester, and 35 Whelen cartridges and is made from hardened M7 high speed steel.

4.3

In stock

£84.90 £84.90 - £129.90

ULFHEDNAR

ULFHEDNAR Sidemounted Bubble Level Picatinny w/D.O.P.E. card

Levels

The ULFHEDNAR Sidemounted Bubble Level is designed for competition shooters and attaches to almost any Picatinny rail.
Constructed from high-quality 7075 aluminum with a well-visible blue bubble level and comes with a D.O.P.E. card holder.
Features a foldable design for easy transportation and includes two white labeling cards.

In stock

£94.90

Wheeler

Trigger Pull Scale
Wheeler Trigger Pull Scale

Trigger Pull Gauges & Weights

The Wheeler Trigger Pull Scale measures trigger pull weight from 8 ounces to 8 pounds with +/- 2 oz accuracy.
It has an ergonomic handle for consistent pull direction and highly visible increment markings.
The sliding indicator records the maximum weight, making it easy to read and ideal for trigger adjustment.

In stock

£29.90

Ensure a safe and accurate chamber with Forster's NO-GO gauge for .308, .243, and 7mm-08 rifles. 🔧 Perfect for new barrels and used guns!

FORSTER PRODUCTS, INC.

FORSTER PRODUCTS, INC. 243 WIN; 7MM-08, .308/.243; .308 WIN, .243-.308 NO-GO GAUGE
HEADSPACE GAUGES

Headspace Gauges | Case Gauges & Headspace Tools

Forster Headspace Gauges are essential for checking the chamber length of rifles to ensure safety and accuracy, especially when fitting a new barrel or purchasing a used firearm.
The gauges are constructed to SAAMI specifications, with the .308/.243 NO-GO Gauge being 0.0005 inch under 7.62 NATO spec for added safety.
These gauges are machined steel and interchangeable among various calibers within the same stock number, covering a wide range of cartridges.

3.9

In stock

£49.90 £33.90 - £49.90

CLYMER

CLYMER 30 M1 CARBINE GO GAUGE
HEADSPACE GAUGES - GO

Headspace Gauges

The HEADSPACE GAUGES - GO Clymer 30 M1 CARBINE GO GAUGE is essential for measuring the chamber length of a rifle, crucial for safety and precision when chambering a new barrel or buying a used gun.
These gauges are clearly etched with "Go" or "No-Go" and the caliber/gauge name, made to SAAMI specs, and are interchangeable between calibers with the same stock number.
The product is machined steel and varies in size with caliber and gauge style, designed specifically for the .30 Carbine cartridge.

3.5

In stock

£49.90 £42.90 - £69.90

IGAGING

IGAGING EZ DATA 0-1" LARGE DISPLAY MICROMETER W/DATA OUTPUT
EZ DATA MICROMETER

Micrometers

The iGaging EZ Data Micrometer features a large LCD for easy reading of measurements up to 1 inch with an accuracy of 0.00015 inches.
It offers a data output connection for direct transfer of measurements to a computer, enhancing data recording efficiency.
The micrometer has carbide-treated measuring surfaces and is IP54 rated for water and dust resistance, ensuring durability and precision.

In stock

£49.90

MITUTOYO

MITUTOYO 0-1" DIGITAL MICROMETER WITH FRICTION THIMBLE
DIGIMATIC MICROMETER

Micrometers

The DIGIMATIC MICROMETER MITUTOYO offers precise measurements down to .00005" without the need for programming and includes user programmable features for comparative measurements.
It has instant conversion from inches to millimeters and can still be used with its black-filled thimble and sleeve markings even if the battery dies.
The micrometer is 5¾" long, 2-5/8" high, with carbide tipped measuring faces, a measuring range of 0-1", and comes with a protective case.

In stock

£324.90

Check your barrel life with the THROAT EROSION GAUGE! 🔍 Accurate readings for .30-06 M1 Garand and more. Easy to use for shooters.

MERCHANT

MERCHANT .30-06 M1 GARAND THROAT GAUGE
THROAT EROSION GAUGE

Barrel Throat Erosion Gauges

Provides a quick and accurate measurement of barrel/throat wear for rifles.
Designed for use with .223, .30 M1 Carbine, and .30-06 M1 Garand rifles.
Dual-purpose Garand gauge also measures bore erosion at the muzzle.

4.8

In stock

£59.90 £59.90 - £64.90

MANSON PRECISION

MANSON PRECISION GO GAUGE, FITS 7.62 X 54R RUSSIAN
RIMMED/RIMLESS PISTOL/RIMMED RIFLE CARTRIDGE HEADSPACE GAUGES

Headspace Gauges

The GO gauge ensures a firearm has the SAMMI-recommended minimum chamber depth for safety.
It's important not to mix and match brands of headspace gauges to avoid inaccurate readings due to tolerance stacking.
MANSON PRECISION headspace gauges should be used with the same brand for consistency within a particular caliber.

In stock

£89.90 £84.90 - £89.90

Ensure precision with the 7.62 MATCH GAUGES from Forster Products! 🎯 Perfect for .308 Win. shooters tracking chamber wear.

FORSTER PRODUCTS, INC.

FORSTER PRODUCTS, INC. .308 (7.62 NATO) MATCH GAUGE, 1.637" MATCH
7.62 MATCH GAUGES

Headspace Gauges

The 7.62 MATCH GAUGES are designed for precise headspace measurement of .308 Win., .223, or .22LR rifle chambers.
These gauges cover every size chamber from Go to Field in .001" increments, suitable for match shooters, armorers, or sportsmen.
Each gauge in the kit is precision-ground to exact tolerances, made from high speed steel, hardened and ground for durability.

In stock

£44.90 £44.90 - £49.90

BROWNELLS

BROWNELLS BSW THREAD PITCH GAUGE
STRAIGHT THREAD PITCH GAUGE

Thread Pitch Gauges

In stock

£24.90

MANSON PRECISION

MANSON PRECISION NO GO HEADSPACE GAUGE FOR BELTED MAGNUM CARTRIDGES
BELTED MAGNUM CARTRIDGE HEADSPACE GAUGES

Headspace Gauges

The Manson Precision No Go Headspace Gauge is compatible with most belted magnum cartridges based on the .375 H&H Magnum case, excluding the .240 Weatherby Magnum.
It is important not to mix and match headspace gauges from different manufacturers to avoid tolerance stacking and ensure accurate readings.
Headspace gauges from any manufacturer can be used with chambering reamers from another brand without issue.

In stock

£84.90

BROWNELLS

BROWNELLS CHAMBER GAUGE 28 GAUGE 2-3/4"
SHOTGUN CHAMBER GAUGE

Shotgun Chamber Gauges

The Brownells Chamber Gauge is a crucial tool for gunsmiths to improve shotgun performance by ensuring proper chamber dimensions for modern ammunition.
Adjusting the chamber and forcing cone can reduce recoil, improve patterns, and prevent damage to shotguns with obsolete chambers.
Using the gauge can enhance a gunsmith's reputation and profitability by offering a valuable service to shotgun shooters.

In stock

£15.90 £15.90 - £21.90

Ensure your firearm's safety with the .22 Rimfire Cartridge Headspace Gauge. 🔍 Precision-ground for long-lasting performance!

MANSON PRECISION

MANSON PRECISION GO GAUGE, FITS .17 HM2
.22 RIMFIRE CARTRIDGE HEADSPACE GAUGES

Headspace Gauges

The .22 Rimfire Cartridge Headspace Gauges by Manson Precision are designed to ensure safe firearm operation by providing SAMMI-recommended minimum chamber depth.
It is advised not to mix and match headspace gauge brands to avoid tolerance stacking and ensure accurate readings.
The gauges are made from M7 high-speed steel, are in-the-white, and hardened for durability and long service life.

In stock

£84.90

LYMAN

LYMAN DIAL CALIPER
DIAL CALIPER

Calipers

The LYMAN DIAL CALIPER offers inside, outside, depth, and step measurements with an accuracy of 0.001 inches.
Constructed from rugged stainless steel, the caliper has a measuring range of 0-6 inches and features a clear, easy-to-read dial.
Accessories include a thumb roller, slide lock, and a case, with the caliper measuring approximately 9½" long and the dial 1½" in diameter.

In stock

£59.90

Page: 1 2 3

Display: 20 40 60

Show 20 more results (Page 2)

1 - 20 of 56 results

Page: 1 2 3 < >

Categories
- Gunsmith Tools
Restrict search
- Manufacturer
- Special Filters
  - Made in USA (282)
- Price
  - -
- Stock status
- Feedback
View all filters