Home > Uppers > Mk9 Models (9mm)

All 9mm Upper Groups are sold without magazines. Please visit our MAGAZINES page if you are interested in purchasing a magazine.

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Upper Group, Mk9LE OR, 9mm
Our Price: $749.95

The Mk4LE Optics Ready model is set up for your favorite scope or red dot sight as it has no front sight base to interfere with the sight picture. The Mk4LE OR comes with CMMG's lifetime quality guarantee.
Upper Group, Mk9LE, 9mm
Our Price: $749.95

Our basic rifle, the Mk4 LE features a nitrided 16.1" 4140 CrMo steel barrel in a M4 profile. The standard configuration includes a "F" marked front sight base and M4 type hand guards.
Upper Group, Mk9, PDW, 9mm
Our Price: $749.95

The Mk4 PDW is CMMG’s smallest, most compact upper equipped with the RKM7 KeyMod free floating hand guard, a nitrided 4140 CrMo steel barrel, and CMMG’s lifetime quality guarantee.
Upper Group, Mk9 T, 9mm
Our Price: $799.95

When modularity, affordability, and quality are all important the Mk4 T is the upper of choice. The Mk4 T introduces CMMG's RKM series of KeyMod free float hand guards, nitrided 4140 CrMo steel barrel in a medium taper profile, and GMMG's lifetime quality guarantee.