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AR-STONER AR-15 Bolt Carrier Group 450 Bushmaster, 458 SOCOM Nitride Black
Sold byMidwayUSA•Posted Apr 27, 2026
Compare prices for AR-STONER AR-15 Bolt Carrier Group 450 Bushmaster, 458 SOCOM Nitride Black$103.99
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The AR-STONER(TM) 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(TM) 450 Bushmaster and 458 SOCOM Bolt Carrier Group is drop-in ready.Note: Upon installation, headspace should b
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