ASK AN EXPERTDescription
- The upper group is built on the Mk4 platform
- It is designed to work with any standard AR15 lower group and use Cmmg's .22LR AR Conversion Mags
- 4.5" barrel
- Upper receiver: billet 6061 T6 aluminum
- Cmmg EML4 M-lok hand guard
- Cerakote standard finish
- Lifetime Quality Guarantee
Don't build a .22 LR that looks like an AR, build an AR that happens to be chambered in .22 LR. Equipped with a 4.5" barrel, the shortest Cmmg offers in any caliber, this Cmmg Banshee Mk4 .22LR 4.5" Upper Group is built on the Mk4 platform, and is designed to work with any standard AR15 lower group and use Cmmg's .22LR AR Conversion Mags.
All Cmmg Upper Groups come complete with bolt carrier group and Zeroed accessories including: Zeroed AR15 Polymer Dust Cover, Zeroed .22LR Ambi Charging Handle, Zeroed .22LR Flash Hider.
Warranty Information
| Platform | Mk4 |
| Caliber | .22LR |
| Operating System | Traditional Blowback |
| Barrel Twist | 1:16 |
| Barrel Contour | MT |
| Barrel Material | 4140CM, SBN |
| Muzzle Device | Cmmg Zeroed Flash Hider |
| Muzzle Thread | 1/2 x 28 |
| Gas Port Location | N/a |
| Gas Block | N/a |
| Upper Receiver | Billet 6061 T6 Aluminum |
| Hand Guard | Cmmg EML4 M-lok |
| Finish | Cerakote Standard |
| Charging Handle | Cmmg Zeroed Ambi |
| Barrel Length, in | 4.5" |
| Length, in | 12.8" |
| Weight, lbs | 2.2 |
