CMMG BBL 300BLK 8″ 4140CM SBN
CMMG BBL 300BLK 8″ 4140CM SBN
12 in stock
Description
Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced. ALL NFA RULES APPLY
Additional information
| UPC | 815835016283 |
|---|---|
| Manufacturer | Cmmg |
| Manufacturer Part Number | 30D810A |
| Product Type | Rifle |
| Caliber/Gauge | .300 AAC Blackout |
| Length | 8" |
| Model | Barrel Sub-Assembly |
| Rate of Twist | 1:7" |
| Barrel Length | 8" |
