CMMG Inc Plunger Bolt Catch AR-15 55CA580. CMMG machined these Rifle Parts from steel before heat treating them for maximum strength. The CMMG AR-15 Plunger/Bolt Catch Assembly is as simple as it looks installation is easy and once you do it's a...
CMMG Inc Plunger Bolt Catch AR-15 55CA580. CMMG machined these Rifle Parts from steel before heat treating them for maximum strength. The CMMG AR-15 Plunger/Bolt Catch Assembly is as simple as it looks installation is easy and once you do it's a...