RCBS Chamber / Cartridge Length Gauge .223 REM/5.56X45 88280

The RCBS Rifle Chamber / Cartridge Gauge is a one-piece, non-adjustable gauge designed to check chambering as well as cartridge length of your reloads. Precision made gauge checks case length, diameter, and overall cartridge length. Simply drop your loaded round into the checker and if it fits into the gauge, it'll fit your rifle.

• Quickly confirms whether ammunition will fit your pistol’s chamber
• Easy-to-read engravings display caliber size

With the handy RCBS rifle Chamber / Cartridge Gauge, you can confirm your cases are within tolerance for your rifle.