Product Description
MCS AR-15 Nitride Bolt Carrier Group Mil-Spec Bcg
- 8620 Steel Bolt Carrier
- Grade 8 Screws To Mil-Spec
- Nitride Bolt Carrier Group
- 9310 Bolt MPI (Magnetic Particle Inspected)
- USA Made
- 1 Year Warranty
- Hydraulically Staked CL Key
- Nitride Heat Treated For Heavy Duty Use
