© Tactical Surplus USAPhase 5 M16/M4/AR-15 Complete Bolt Carrier Group .223 Remington/5.56 NATO HPT/MPI Tested Chrome Lined Black Phosphate Finish
- Brand
- Phase 5
- Color
- Black
- Caliber
- 5.56x45mm
- Category
- Gun Parts
- Gun Part Type
- Bolt/BCG
- UPC
- 813318020123
- MPN
- BCGM16
Overview
The Phase 5 Complete Bolt Carrier Group is a mil-spec M16/M4 profile assembly designed for 5.56x45mm NATO rifles. It features a heat-treated construction with a durable black phosphate coating on the exterior and a chrome-lined inner bore to reduce friction and increase longevity. The complete assembly includes the bolt, firing pin, cam pin, and gas key.
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