Description
The CMMG Resolute MK4 .350 Legend Upper Receiver features an 16.1″ 1:16 twist barrel. The MK4 comes with a CMMG ZEROED Muzzle Brake, CMMG ZEROED Ambi Charging Handle, CMMG Bolt Carrier Group, and a EML15 15″ M-LOK Free Float handguard.
| Barrel | 16.1″ 1:16 twist medium taper 4140 Chromoly with Black Salt Bath Nitride finish |
| Caliber | .350 Legend |
| Handguard | EML15 15″ M-LOK Free Float Handguard |
| Sight | None |
| Muzzle Device | CMMG ZEROED Muzzle Brake |
| Charging Handle | CMMG ZEROED Ambi |
| Bolt Carrier Group | CMMG |
