Caliber/Gauge
9mm
Barrel Length
5"
Color
Black
If you're looking to build the most compact 9mm AR then look no further. CMMG's 9mm RDB uppers feature uncompromised design and engineering with styling that is never mistaken for something else. Having more options is always better, like what magazines you would like to use. 9mm Uppers are designed to work with any standard AR15/Mk4 lower and 9mm AR Conversion Mags or our 9mm pistol magazine lower platforms: Mk9 (Colt-pattern mags), MkGs (Glock-pattern mags), Mk17 (Sig P320 mags). Available in six 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
ZEROED Linear Compensator 9mm
Platform: Mk4, Mk9, Mk17, MkGs
Caliber: 9mm
Operating System: Radial Delayed Blowback
Barrel Length: 5
Barrel Twist: 1:10
Barrel Contour: MT
Barrel Material: 4140CM, SBN
Muzzle Device: CMMG ZEROED Linear Compensator
Muzzle Thread: 1/2 x 28
Upper Receiver: Billet 6061 T6 Aluminum
Hand Guard: CMMG EML4 M-LOK
Finish: Cerakote Standard
Charging Handle: CMMG ZEROED Ambi
Weight: 2.6 lbs
Length: 13.7"
ZEROED AR15 Polymer Dust Cover
ZEROED AR15 Ambi Charging Handle
ZEROED Linear Compensator 9mm
Platform: Mk4, Mk9, Mk17, MkGs
Caliber: 9mm
Operating System: Radial Delayed Blowback
Barrel Length: 5
Barrel Twist: 1:10
Barrel Contour: MT
Barrel Material: 4140CM, SBN
Muzzle Device: CMMG ZEROED Linear Compensator
Muzzle Thread: 1/2 x 28
Upper Receiver: Billet 6061 T6 Aluminum
Hand Guard: CMMG EML4 M-LOK
Finish: Cerakote Standard
Charging Handle: CMMG ZEROED Ambi
Weight: 2.6 lbs
Length: 13.7"
