MidwayUSA Exclusive Brand Warranty
- Chambered for 450 Bushmaster and 458 SOCOM
- Machined to Mil-Spec Standards
- Properly Staked Gas Key
- Drop-In Ready
- Black Nitrite Finish Carrier
- Parkerized Finish Type 2 Bolt
The AR-STONER™ 450 Bushmaster, 458 SOCOM Bolt Carrier Group is a great option for your next AR-Stoner build. Chambered in the highly effective 450 Bushmaster and 458 SOCOM, this BCG is machined to strict military standards. State of the art magnetic particle testing ensures the assembly is free of imperfections and will function flawlessly. Featuring a staked gas key, the AR-STONER™ 450 Bushmaster and 458 SOCOM Bolt Carrier Group is drop-in ready.