ClymerTools & CleaningMid-Range

Clymer 5.56 NATO Headspace Gauge Set (GO/NO-GO)

GO and NO-GO headspace gauges for verifying safe chamber dimensions. Essential for new builds or used barrels.

Price: $110
Brand: Clymer
Category: Tools & Cleaning

Clymer 5.56 NATO Headspace Gauge Set (GO/NO-GO)

Affiliate links (?)

Check Best Price

View at Amazon

Open the Builder

Featured in

AR-15 Build Tools 2026: Complete Kit List ($100 Budget to $500 Pro Setup)

guide · gear · 16 min read

Best AR-15 Cleaning Kits & Maintenance Tools 2026: Armorer's Buying Guide

guide · maintenance · 14 min read

Features

•GO gauge included
•NO-GO gauge included
•Hardened steel
•Precision ground

Where to Buy

Compare current prices and availability from retailers we work with.

Some retailer data is older. Verify price and stock before buying.

RetailerPriceAvailabilityUpdatedShop

Amazon

Forster Products 5.56 NATO MIN and MAX Headspace Gage Set

$98.34

Verify stock

5d ago

View offer

Price History

90-day low $97.99

More AR-15 guides & articles

Guides

AR-15 BCG Coatings 2026: DLC vs Nitride vs NiB Tested & Evaluated

guide · intel · 6 min read

AR-15 Suppressor Setup 2026: Complete Compatibility & Tuning Guide

guide · setup · 5 min read

Best AR-15 Buffer Systems & Springs 2026: Weights, A5 & Captured

guide · gear · 11 min read

Articles

.223 vs 5.56 vs .223 Wylde: What SAAMI's 5.56 COMM Changes

article · news · Oct 13, 2026

1791 LiteRaider Receivers: 4.8 oz AR-15 Upper, 6.2 oz Lower

article · news · Jul 18, 2026

Similar Products

Strike Industries

Strike Industries Carbon Fiber Suppressor Alignment Rods (Send-It Sticks)

$99.95

Wheeler

Wheeler F.A.T. Stix Torque Wrench Set

$97.79

Fix It Sticks

Fix It Sticks All-In-One Torque Driver Kit

$132

Wheeler

Wheeler FAT Wrench

$89.99

Compatibility Tags

family: ar-pattern

Build Your Custom Configuration

Add the Clymer 5.56 NATO Headspace Gauge Set (GO/NO-GO) to your build and see how it enhances your platform.

Open the Builder