This is an AR-15/M16 bolt carrier group coated in black nitride giving shooters that extra lubricity needed for smooth cycling.
Carrier Features
- 8620 Steel
- Black nitride finish
- Standard chargin
- Forward assist serrations
- Full auto
Bolt Features
- 9310 steel
- MPI/HPT tested
- Phosphate finish
- 5.56mm/.223/300 AAC BLK
Gas Key
- Chrome lined 4130 steel
- Phosphate finish
- Properly staked Mil-Spec