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 Reloading Measuring Tools Case Gauges & Headspace Tools Support

Case Gauges & Headspace Tools

Restrict search

Products
Bestseller
Top rated
Sale
New

Filter by:

Sort by:

Display per page: 20 40 60

Page: 1 2 3 4 < >

Case Gauges & Headspace Tools - Products

1 - 20 of 66 results

Page: 1 2 3 4 < >

LYMAN

LYMAN .308 WIN CASE LENGTH/HEADSPACE GAUGE
RIFLE CASE LENGTH/HEADSPACE GAUGES

Case Gauges & Headspace Tools

Lyman's .308 Win Case Length/Headspace Gauge ensures safety and accuracy by checking bottleneck rifle cases after resizing.
The gauge verifies that the case meets the proper headspace dimensions, preventing excessive headspace issues.
Cases with excessive headspace are dangerous and should be destroyed immediately upon detection with the gauge.

In stock

£39.90 £38.90 - £39.90

Ensure perfect primer pockets with the SWAGE GAGE™! 🛠️ Check depth and diameter for Large primers effortlessly.

BROWNELLS

BROWNELLS LARGE PRIMER POCKET SWAGE GAUGE
SWAGE GAGE™ PRIMER POCKET GAUGE

Case Gauges & Headspace Tools

The Swage Gage Primer Pocket Gauge allows you to check the depth and diameter of primer pockets for small or large primers.
Using the "Go" end, you can determine if the primer pocket depth is correct, the crimp is properly removed, and if the pocket is not too loose.
If the "No Go" end fits into the primer pocket, it indicates that the pocket is too loose to securely hold a primer, and the brass should be discarded.

4.2

Reordered

£19.90

Enhance precision with the SINCLAIR Bump Gage Insert for calibers from 25 to 338! 🎯 Perfect for reloaders and shooters seeking accuracy.

SINCLAIR INTERNATIONAL

SINCLAIR INTERNATIONAL #30A 30° SHOULDER (25 TO 338 CALIBER) BUMP GAGE INSERT
SINCLAIR BUMP GAGE INSERT

Case Gauges & Headspace Tools

3.1

In stock

£21.90 £14.90 - £21.90

Ensure precision with the Sinclair 50 Caliber Chamber Length Gage. 📏 Accurately measure your rifle's chamber length for perfect reloads!

SINCLAIR INTERNATIONAL

SINCLAIR INTERNATIONAL 50 CALIBER CHAMBER LENGTH GAGE
Sinclair Chamber Length Gage

Case Gauges & Headspace Tools

The Sinclair Chamber Length Gauge helps determine the true chamber length from the bolt face to the chamber's neck end, revealing excess case length over published trim lengths.
Made of 12L14 soft steel to avoid chamber damage, the gauge is reusable and comes with step-by-step instructions for proper usage.
Specific caliber limitations exist; the 22 caliber gauge won't work on thin-necked cases like the 22 Hornet, and the 30 caliber gauge is incompatible with the 30-30 Winchester.

3.4

In stock

£9.90 £8.90 - £13.90

Ensure your .223 Remington ammo is within spec with the 7-Hole Chamber Checker by EGW. Avoid jams and misfires! 🔧 Perfect for all shooters.

EGW

EGW .223 REMINGTON 7-HOLE CARTRIDGE CHECKER
7-HOLE CHAMBER CHECKERS

Case Gauges & Headspace Tools

The EGW .223 Remington 7-Hole Cartridge Checker is designed to prevent jams and other malfunctions by verifying ammunition dimensions.
Constructed from 6061 T6 aircraft grade aluminum, it uses Clymer reamers for precise measurement of ammo to match chamber specs.
It checks both the minimum case diameter and the maximum overall length of the .223 Remington cartridges and is finished with an anodized matte black coating.

In stock

£38.90 £31.90 - £49.90

Ensure perfect fit with the WILSON CASE GAGE for .308 Winchester. 🔧 Measure case length and headspace accurately!

L.E. WILSON, INC.

L.E. WILSON 308 WINCHESTER CASE GAGE
WILSON CASE GAGE

Case Gauges & Headspace Tools

4.9

In stock

£43.90 £42.90 - £59.90

Ensure perfect reloads with the NECK TENSION GAGE TOOL from Forster Products! 🔍 Achieve precise neck tensions for accurate bullet seating.

FORSTER PRODUCTS, INC.

FORSTER PRODUCTS, INC. 264 CALIBER NECK TENSION GAGE TOOL
NECK TENSION GAGE TOOL

Case Gauges & Headspace Tools

The Neck Tension Gage Tool is used to measure and ensure consistent neck tension in reloaded brass, crucial for bullet release consistency.
It helps identify the presence of a "donut" at the neck-shoulder junction and checks the inside diameter of case necks before seating bullets.
The tool includes four stepped diameters for measuring, and the kit comes with all 5 calibers for versatility.

In stock

£59.90 £54.90 - £269.90

RCBS

RCBS 9MM LUGER CHAMBER/CASE LENGTH GAUGE
PISTOL CHAMBER/CASE LENGTH GAUGE

Case Gauges & Headspace Tools

The RCBS Pistol Chamber / Cartridge Gauge allows for quick checking of case length, diameter, and overall cartridge length of handloaded pistol ammo.
If a loaded round fits into the gauge, it is confirmed to fit the chamber of your pistol.
The gauge is specifically designed for 9mm Luger cartridges and is a one-piece, non-adjustable tool that ensures proper ammunition fit.

In stock

£31.90 £31.90 - £35.90

ARMANOV

ARMANOV Stencil for Brass Marking - .40S&W - .45ACP
ARMANOV STENCIL FOR BRASS MARKING

Case Gauges & Headspace Tools

The ARMANOV Stencil for Brass Marking is designed to mark ammo brass for identification and tracking the number of times it has been fired.
It includes a steel stencil and one color marker, and is compatible with ARMANOV Ammo checker but does not include any additional products shown in visuals.
The stencils are made from stainless steel, are easy to use, can be repeatedly used with any permanent marker, and do not affect firearm reliability.

In stock

£19.90

ARMANOV

ARMANOV Gauge box with Flip Cover - 100 rnd. - .40 S&W
ARMANOV GAUGE BOX WITH FLIP COVER

Case Gauges & Headspace Tools

The ARMANOV Gauge Box is a tool for checking the consistency of .40 S&W ammunition, designed to prevent malfunctions caused by defective brass.
It features a 100-round capacity with a flip cover for easy transfer of ammo and is constructed from high-grade aluminium to CIP tolerances.
The gauge box includes a caved level design for quick ejection of rounds and is compatible with MTM case guard boxes or Dillon precision ammo boxes.

In stock

£124.90 £104.90 - £124.90

ARMANOV

ARMANOV OAL Checker for Case Gauge Box - 9x19 or 9x21 or 38 SuperComp
ARMANOV OAL CHECKER FOR CASE GAUGE BOX

Case Gauges & Headspace Tools

The ARMANOV OAL Checker is an upgrade for the new model Ammo Checker with an edge on the bottom, not compatible with the original flat-bottom model.
Designed for calibers 9 x 19 mm, 9 x 21 mm, 38 SuperComp, 40 S&W, 10 mm Auto, and 45 ACP, it helps identify improperly seated bullets and contributes to ammo uniformity.
The package includes the OAL Uniformer made of clear Acryl, with other items shown in images or videos, like the Ammo Checker or MTM ammo box, not included.

In stock

£14.90

ARMANOV

ARMANOV Case Gauge 10 rnd Stackable - .300 AAC Blackout
ARMANOV CASE GAUGE 10 RND STACKABLE

Case Gauges & Headspace Tools

The ARMANOV Case Gauge is a precision tool for checking .300 AAC Blackout ammo to SAAMI specs, ensuring reliability.
Its stackable design allows for quick sorting of 10 rounds at a time and compatibility with MTM and other ammo boxes.
It doubles as an OAL checker and is machined from high-quality aluminum for durability and accurate reaming.

In stock

£38.90

Frankford Arsenal

Frankford Arsenal Cartridge Overall Length Gage

Case Gauges & Headspace Tools

The Frankford Arsenal Cartridge Overall Length Gage is a tool for determining the optimum OAL (Overall Length) for any bullet using a cleaning rod and a set of calipers.
This kit includes two clamps that attach to a cleaning rod of ¼” diameter or less, allowing for easy measurement of bullet seating depth.
The gage can be used on all rifles and is useful for both measuring the distance between clamps to find OAL and checking seating depth during the reloading process.

In stock

£22.90

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

REDDING

REDDING 338 LAPUA MAG INSTANT INDICATOR WITH DIAL
338 LAPUA MAG INSTANT INDICATOR

Case Gauges & Headspace Tools

The Redding 338 Lapua Magnum Instant Indicator is a precision tool for measuring headspace and bullet seating depth within .001".
It enables quick comparison of bullets, seating depths, cases, and loaded ammunition for uniformity.
Comes with a dial indicator and various components for different measurements, including bushing, surface and shoulder contactor, and headspace gauge.

In stock

£234.90

RCBS

RCBS 6.5 CREEDMOOR PRECISION MIC
PRECISION MIC CARTRIDGE HEADSPACE TOOL

Case Gauges & Headspace Tools

The RCBS Precision Mic Cartridge Headspace Tool is designed for setting up full length sizing dies to achieve the desired shoulder bump on cases.
It is calibrated using a once-fired case and measures shoulder set back variation from the initial setup.
The kit includes a bullet seating depth tool to aid in the initial setup of the seater die.

4.3

In stock

£104.90

LYMAN

LYMAN PRO AMMO CHECKER SINGLE CALIBER 308 WIN STAINLESS
PRO AMMO CHECKER SINGLE CALIBER

Case Gauges & Headspace Tools

In stock

£36.90

Discover the MODULAR HEADSPACE COMPARATOR INSERTS for precise 338 caliber measurements. 🔧 Durable stainless steel design for accuracy!

SHORT ACTION CUSTOMS

SHORT ACTION CUSTOMS 338 CALIBER X 20° MODULAR HEADSPACE COMPARATOR INSERT
MODULAR HEADSPACE COMPARATOR INSERTS

Case Gauges & Headspace Tools

The insert is designed for use with the Modular Headspace Comparator Body, which must be purchased separately.
It is compatible with cartridges up to 338 Lapua Magnum and is made from 17-4 Stainless Steel for durability and corrosion resistance.
This new Modular Headspace Comparator design offers improved accuracy for cartridge headspace and bullet measurements.

In stock

£35.90 £35.90 - £49.90

REDDING

REDDING INSTANT INDICATOR/220 SWIFT
220 SWIFT INSTANT INDICATOR

Case Gauges & Headspace Tools

The Redding 220 Swift Instant Indicator is designed for precision measurement of headspace and bullet seating depth to within .001".
It enables quick comparison of bullets, seating depths, cases, and loaded ammunition to assess uniformity.
The tool comes with a dial indicator and various components such as a bore diameter bushing, surface contactor, and headspace gauge for comprehensive case and ammunition analysis.

In stock

£179.90

SINCLAIR INTERNATIONAL

SINCLAIR INTERNATIONAL CASE NECK SORTING TOOL (NO INDICATOR)
SINCLAIR CASE NECK SORTING TOOL

Case Gauges & Headspace Tools

In stock

£89.90 £18.90 - £134.90

Page: 1 2 3 4

Display: 20 40 60

Show 20 more results (Page 2)

1 - 20 of 66 results

Page: 1 2 3 4 < >

Categories
- Reloading
  - Measuring Tools
    - Bullet Comparator Inserts
    - Bullet Comparators
    - Bullet Seating Depth Tools
    - Calipers
    - Case Gauges & Headspace Tools
    - Concentricity Gauges
    - Indicators
    - Micrometers
Restrict search
View all filters