Phase 5's Mil-spec M16/M4 bolt carrier features a heat treated and chrome lined inner with a black phosphate coating. The complete bolt carrier group includes cam pin" firing pin" gas key" and bolt. All bolts are HPT/MPI tested.
Features:
- Black Phosphate Coating
- HPT/MPI Tested Bolt
- Chrome Lined
- Mil-Spec
Specifications:
- Color: Black
- Manufacturer Part #: BCG-M16
- Model: M16
- Subcategory: Bolts & Bolt Carrier Groups
- Type: Bolt Carrier Group