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- Color:
- Black
- Finish:
- Nitride
- Caliber:
- .223 Remington, .300 AAC Blackout, 5.56x45mm NATO
- Gun Make:
- AR Platform
- Gun Model:
- AR-15
Code: 6TS-BCG-M2ALH5-M2-BCG-556
MPN: M2-BCG-556
Product Info for M2 Armament Group AR-15 5.56/.223/.300 Nitride Bolt Carrier Group
Power your primary duty rifle, tactical carbine, or custom precision upper assembly with the heart of absolute mechanical reliability: the M2 Armament Group Duty-Grade Dual-Finish Bolt Carrier Group (BCG). Purpose-built for demanding law enforcement armorers, competition shooters, and custom rifle builders, this full-auto profile M16 BCG delivers smooth cycling, maximum lubricity, and uncompromising strength across 5.56x45mm NATO, .223 Remington, .300 AAC Blackout, and .350 Legend rifle builds.![]()
Specifications for M2 Armament Group AR-15 5.56/.223/.300 Nitride Bolt Carrier Group:
| Manufacturer: | M2 Armament Group |
| Color: | Black |
| Finish: | Nitride |
| Carrier Material: | 8620 Steel |
| Caliber: | 5.56x45mm NATO, .300 AAC Blackout, .223 Remington |
| Gun Make: | AR Platform |
| Gun Model: | AR-15 |
| Full Auto Rated: | Yes |
Package Contents:
- M2 Armament Group AR-15 5.56/.223/.300 Nitride Bolt Carrier Group
M2 Armament Group AR-15 5.56/.223/.300 Nitride Bolt Carrier Group Orderable Models
List of Orderable Models
- M2 Armament Group AR-15 5.56/.223/.300 Nitride Bolt Carrier Group, Black, M2-BCG-556 , MPN: M2-BCG-556 , Code: 6TS-BCG-M2ALH5-M2-BCG-556

