M16 5.56 BOLT CARRIER GROUP NITRIDE MP
Products specifications
| Attribute name | Attribute value |
|---|---|
| Manufacturer | Brownells |
| Manufacturer SKU | AZT-M4-556-ST-004 |
| Make | AR-15 |
| Finish | Black Nitride |
| Make/Model | AR-15 |
| Caliber | 5.56x45mm NATO |
