Description
- Bolt: 9310 Tool Steel, Shot Peened, Heat Treated,, Nitrided
- Carrier & Key: 8620 Steel, 4140 Steel, Heat Treated, Grade 8 Fasteners, Nitrided, TiN PVD
- Extractor: S7 Tool Steel, Heat Treated, Shot Peened, Black Oxide Coated
- Cam Pin: 4140 Steel, Nitrided
High quality BCG MADE IN AMERICA