BCA's Bolt carrier groups come MPI inspected. Perfect for your next 5.56/.223/.300BLK AR-15/ M16 build.
Specifications:
Brand Bear Creek Arsenal
Caliber / Gauge .223/5.56
Carrier Style Standard
Platform AR-15
Bolt Finish Parkerized
Bolt Material 9310 Steel
Carrier Finish Black Nitride
Gas Key Staked
Magnetic Particle Inspection Yes
$69.99