| Caliber | .300 BLK |
| Barrel Length | 16.1 |
| Barrel Twist | 1:7 |
| Barrel Contour | MT |
| Barrel Material | 4140CM |
| Barrel Twist | 1:7 |
| Muzzle Thread | 5/8 X 24 |
| Gas Port Location | Carbine |
| Gas Block | 0.750" |
| Finish | SBN |
| Weight | 1.5 lbs |
Due to high demand and supply chain issues affecting many industries, some of our parts and accessories may be on backorder and have an extended lead time. Items currently on backorder can still be purchased and can typically be shipped within 25 business days.
Barrel Sub-Assm, 16.1" MT 4140CM SBN, 300 BLK
Perfect for building your custom AR15 upper group. Comes with a properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.