Description
BCA’s Bolt carrier groups come MPI inspected. Perfect for your next .224 Valkyrie AR-15 build.
Features:
- Caliber / Gauge .224 Valkyrie
- Carrier Style Standard
- Platform AR-15
- Bolt Finish Parkerized
- Bolt Material 9310 Steel
- Carrier Finish Black Nitride
- Gas Key Staked
- Magnetic Particle Inspection Yes
