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CMMG BBL 300BLK 8″ 4140CM SBN
$159.99
CMMG BBL 300BLK 8″ 4140CM SBN
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
| Attributes | Value |
|---|---|
| UPC |
815835016283 |
| Manufacturer |
CMMG |
| Manufacturer Part Number |
30D810A |
| Model |
Barrel Sub-Assembly |
| Rate of Twist |
1:7" |
| Product Type |
Rifle |
| Length |
8" |
| Caliber/Gauge |
.300 AAC Blackout |
| Barrel Length |
8" |