Aero Precision Nickel Boron 5.56 Bolt Carrier Group (BCG)
This high quality bolt carrier group is a valuable addition to your AR15 build.
- No Aero 'A' Logo
- Machined from 8620 Tool Steel (Carrier) and 9310 Steel (Bolt)
- Carrier has forward assist serrations
- Shrouded firing pin
- Nickel Boron Coating inside and out (Bolt, Carrier, and Gas Key)
- Forged Mil-Spec gas key attached with Grade 8 hardware and Properly staked.
- 5.56 Bolt is shot Peened and MPI
- Mil-Spec Extractor Spring, black extractor insert, Viton O-Ring
- Tool Steel Extractor
- High quality BCG
- Maximum Purchase:
- 30 units