The Bootleg 5.56 Nitride Bolt Carrier Group is a complete BCG machined from 4140 steel and finished with a black nitride coating. The Nitride coating enhances the surface hardness, ensuring smooth operation and minimizing the need for frequent lubrication. Further, this results in a cleaner and more reliable shooting experience. Uses all Mil-Spec components and built to meet Mil-Spec requirements including a staked gas key. Full Auto bolt carrier group.
- Machined from 4140 Steel
- Nitride Coated
- Uses all Standard Mil Spec components and Staked Mil Spec Gas Key
- 5.56 Complete Bolt Assembly
- Complete with Cam Pin, Firing Pin and Firing Pin retaining Pin