BCA's Black nitride lightweight bolt carrier groups come MPI & HPT inspected. Perfect for your next 5.56/.223/.300BLK AR-15/ M16 build.
Brand Bear Creek Arsenal
Caliber / Gauge 5.56 NATO
Carrier Style Lightweight
Platform AR-15
Bolt Finish Black Nitrate
Bolt Material 9310 Steal
Carrier Finish Black Nitride
Gas Key Staked
Magnetic Particle Inspection Yes
High Pressure Tested Yes
Weight 0.564 lb

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