Mk4 T, 5.56mm

Mk4 T, 5.56mm Description

When modularity, affordability, and quality are all important the Mk4 T is the rifle of choice. The Mk4 T introduces CMMG’s RKM series of KeyMod free float hand guards. Either a 416 stainless or nitrided 4140 CrMo steel barrel in a medium taper profile are offered for both 5.56mm and 300 BLK. The 22LR and 9mm models feature a nitrided 4140 CrMo M4 profile barrel.

Mk4 T, 5.56mm Specification

Caliber: 5.56mm
Barrel: 16.1″, 1:7 twist, medium taper, 416SS, bead blasted
Muzzle: A2 comp., threaded 1/2-28
Hand Guard: CMMG RKM11 KeyMod hand guard
Furniture: A2 pistol grip, M4 butt stock with 6-pos mil-spec receiver extension
Receiver: Forged 7075-T6 AL M4 type upper, AR15 type lower
Trigger: Single stage mil-spec style trigger
Weight: 6.3 lbs (unloaded)
Length: 32” (stock collapsed)
Gas Port Location: Mid-length