CMMG CMMG UPPER MK4T 300BLK SBN

$749.99
Availability: Out of stock

Caliber: 300 Blackout
Barrel: 16.1", 1:7 twist, medium taper, 4140CM, SBN
Muzzle: A2 comp., threaded 5/8-24
Hand Guard: CMMG RKM11 KeyMod hand guard
Receiver: Forged 7075-T6 AL M4 type upper

Weight: 6.3 lbs (unloaded)
Length: 32" (stock collapsed)
Gas Port Location: Carbine

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.

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