Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly head spaced.
AR Barrels
CMMG BBL 300BLK 16.1″ MR 4140CM SBN
$173.00
CMMG BBL 300BLK 16.1″ MR 4140CM SBN
Availability: In stock
CMMG
| Weight | 3.5 lbs |
|---|---|
| Dimensions | 20 × 2.5 × 2.5 in |
| UPC | |
| manufacturer | |
| Manufacturer Part Number | |
| Product Type | |
| Rate of Twist | |
| Model | |
| Caliber/Gauge | |
| Length | |
| Barrel Length |
