Description:
F-1 Firearms Durabolt carrier group (BCG) is full auto-rated and is available in 5.56 NATO, 7.62 NATO and 9MM. The 5.56 NATO M16/M4 bolt carrier groups are compatible with MIL-SPEC receivers and associated components. PVD coated in-house to provide the hardest, smoothest, and most wear-resistant coating available which creates an extremely durable corrosion resistant surface with un-comparable lubricity.
Bolt Carrier Group Information:
- 8620 high-grade steel
- Chrome-lined interior
- Carpenter 158 bolt with spring and ejector
- 17-4 firing pin
- Full auto-rated
- Durabolt cam pin
Available Colors:
- Black Nitride
- Tru-Black (PVD)
- Gold (PVD)
- Rose Gold (PVD)
- Silver (PVD)
- Blue (PVD)
