The CMMG Barrel is a 12.5-inch barrel for a 308 Winchester with a 1:10 twist and a mid-length gas system. It is made from 4140 CrMo with a salt bath nitride finish, making it perfect for customizing your MK3 upper group.
Specs
| Model No. | CMMG38D920A |
| Manufacturer | CMMG |
| Color | Black |
| Caliber | 308 Winchester |
| Barrel Length | 12.5 |
| Type of Barrel | 1:10 |
