| Platform | Mk4, Mk9, Mk17, MkGs |
| Caliber | 9mm |
| Operating System | Radial Delayed Blowback |
| Barrel Length | 16.1 |
| Barrel Twist | 1:10 |
| Barrel Contour | MT |
| Barrel Material | 4140CM, SBN |
| Barrel Twist | 1:10 |
| Muzzle Device | CMMG ZEROED Muzzle Brake |
| Muzzle Thread | 1/2 x 28 |
| Gas Port Location | N/A |
| Gas Block | N/A |
| Upper Receiver | Billet 6061 T6 Aluminum |
| Hand Guard | CMMG EML15 M-LOK |
| Finish | Cerakote Standard |
| Charging Handle | CMMG ZEROED Ambi |
| Weight | 4.0 lbs |
| Length | 25.3" |
Expected to ship within 15-30 business days. AR Parts Notice - State/local restrictions may apply in CT, DC, IL, MA, NJ, NY, or WA. Customers must review our Shipping Policy prior to ordering.
UPPER GROUP, RESOLUTE, 9MM, 16.1"
Looking to build the ultimate 9mm pistol caliber carbine? We have you covered! Utilizing our Radial Delayed Blowback™ operating system, not only does this upper create one of the softest shooting 9mm PCCs with style that is unmistakably CMMG®, this upper group is designed to work with a number of different lower receivers. From standard AR15 lowers (when used with AR 9 conversion mags) to any of our pistol magazine lowers (Mk9, MkGs, and Mk17), you can build your next PCC exactly how you imagine. Available in seven different Cerakote finishes, all CMMG Upper Groups come complete with bolt carrier group and ZEROED™ accessories including:
ZEROED AR15 Polymer Dust Cover
ZEROED AR15 Ambi Charging Handle
Radial Delayed Blowback™ Operating System
Originally developed for the .45 ACP MkG platform, CMMG has adapted our Radial Delayed Blowback system across our pistol caliber lineup to create pistols and rifles with a softer recoil impulse and reduced bolt weight compared to traditional straight blowback systems. Check out our CMMG Resources article & video to learn more about what sets Radial Delayed Blowback apart.
We aim to please, that’s why every CMMG product is backed by our Lifetime Quality Guarantee against material and workmanship defects. Learn More.