M16 5.56 BOLT CARRIER GROUP NICKEL BORON MP
Products specifications
| Attribute name | Attribute value |
|---|---|
| Manufacturer | Brownells |
| Manufacturer SKU | AZT-M4-556-ST-007 |
| Make | AR-15 |
| Finish | Nickel-Boron |
| Make/Model | AR-15 |
| Caliber | 5.56x45mm NATO |
