Battle Arms Development AR-15 9mm Blowback Enhanced Bolt Carrier Group

The Battle Arms Development® AR-15 9mm Blowback Enhanced Bolt Carrier Group (BCG) is compatible with both Colt® and Glock® magazine configurations. This BCG features a reliable AR-15 style extractor claw with O-Ring and features spring and broad trigger compatibility with ramped bottom geometry. Charging handles interface directly on the bolt carrier surface that is designed to withstand vigorous pulling force without the worry of shearing off the carrier key. The reinforced firing pin is held in place with a standard firing pin cotter pin. Compatible with most AR-15 triggers, this BCG features 8620 heat-treated steel with a corrosion-resistant nitride finish.