Description
CMMG Resolute Mk4 upper group chambered in .300 AAC Blackout, built for an AR15 lower group. It comes with a 16.1 in matte black barrel and a free-float M-LOK handguard. This upper group is assembled, and it is offered without a BCG or charging handle.
Key features
- Chambered for .300 AAC Blackout
- 16.1 in barrel with matte black finish
- 1-7 rate of twist
- M-LOK free-float handguard
- Assembled upper group
Specifications
| Fits | AR15 lower group |
|---|---|
| Caliber | .300 AAC Blackout |
| Barrel Length | 16.1 in |
| Rate of Twist | 1-7 |
| Barrel Finish | Matte Black |
| Style | Assembled |
