This Aero Precision Bolt Carrier Group is a high quality BCG is a valuable addition to your next AR build.
Features
- M16-cut carrier
- Machined from 8620 steel
- Carrier has forward assist serrations
- Black Nitride Finish – advanced lower friction coating that minimizes the need for lubricants and cleaning
- Properly staked gas key
- Bolt is machined from 9310 tool steel
- Shot peened
- HPT tested/MPI marked
- Black o-ring insert on extractor
- High quality BCG