The Clymer 300 AAC BLACKOUT NO-GO GAUGE is essential for measuring the chamber length of rifles, crucial when chambering new barrels or checking used guns for safety.
Each gauge is etched with the designation "No-Go" and the caliber to provide easy identification, and they are made to SAAMI specifications.
The gauges are machined steel and can be interchangeable between calibers that share the same Stock #, with size varying according to caliber and gauge style.
Attributes
Cartridge:
300 AAC Blackout
Style:
No Go Gauge
Delivery weight: 0.136kg