Description
- 5.56x45mm NATO caliber
- 16.1" barrel
- Direct impingement operating system
- Cmmg EML15 M-lok hand guard
- 4140CM, SBN barrel material
- Mid gas port location
- Not Included BCG
- Not Included charging handle
- Cerakote finish
- Lifetime Quality Guarantee
Make the quick switch to a 5.56mm carbine with this Cmmg Resolute Mk4 5.56x45mm Nato 16.1" No BCG or Charging Handle Upper Group (55BB40B). This upper group does NOT include BCG or charging handle. Available in a variety of Cerakote finishes.
Warranty Information
Platform | Mk4 |
Caliber | 5.56x45mm NATO |
Operating System | Direct Impingement |
Barrel Twist | 1:7 |
Barrel Contour | MT |
Barrel Material | 4140CM, SBN |
Muzzle Device | Cmmg A2 Flash Hider |
Muzzle Thread | 1/2 x 28 |
Gas Port Location | Mid |
Gas Block | .750" Non-Adjustable |
Upper Receiver | Billet 6061 T6 Aluminum |
Hand Guard | Cmmg EML15 M-Lok |
Finish | Cerakote |
Charging Handle | Not Included |
Barrel Length, in | 16.1" |
Length, in | 25" |
Weight, lbs | 3.6 |