Phase 5 Weapon Systems M16/M4 Bolt Carrier Group (BCGM16) is a mil-spec complete BCG built for AR-15, M4, and M16 style rifles that demand dependable function and long service life. Finished in black phosphate with chrome lined internals, this bolt carrier group is a solid choice for new builds or upgrading a hard-use duty or range rifle.
Key Features
- Manufacturer Part Number: BCGM16
- Model: M16/M4 Bolt Carrier Group
- Platform: AR-15, M4, M16
- Finish: Black phosphate
- Carrier Interior: Chrome lined
- Bolt Material: Carpenter 158 steel
- Profile: M16 full-auto profile carrier
- Components Included: Carrier, bolt, gas key, cam pin, firing pin, firing pin retaining pin
- Gas Key: Properly staked, chrome lined interior
- Design: Mil-spec, drop-in complete BCG
Special Features
- Heat-treated and chrome lined carrier interior enhances durability and smooth operation under high round counts.
- Black phosphate exterior offers proven corrosion resistance and a non-reflective, duty-ready appearance.
- Carpenter 158 bolt material is the mil-spec standard for strength and longevity in 5.56 NATO, 223 Rem, and 300 BLK builds.
- Properly staked gas key helps maintain a sealed gas system and reliable cycling over extended use.
- Complete, ready-to-run assembly makes the Phase 5 Weapon Systems BCGM16 Bolt Carrier Group easy to drop into M4 and M16 pattern rifles without additional parts.
Practical Benefits
- The Phase 5 Weapon Systems BCGM16 Bolt Carrier Group Black Phosphate is a dependable option for builders and shooters wanting a proven, mil-spec style BCG for defensive, duty, or training rifles.
- Chrome lined internals and quality materials support long-term reliability in carbines that see frequent range time and classes.
- Full M16 profile carrier is a good fit for users who want a robust, traditional BCG in their AR platform rifle.
- Complete assembly simplifies builds and upgrades, letting you swap out worn parts or finish a new upper with confidence.
The Phase 5 Weapon Systems M16/M4 Bolt Carrier Group (BCGM16) is a proven platform and smart addition for AR-15, M4, and M16 style rifles needing a quality black phosphate complete BCG.
| MANUFACTURER | PHASE 5 |