The CMMG MK4 D AR-15 chambered in 5.56 NATO is CMMG's latest offering for a no-nonsense optics ready rifle. This firearm is ready to rock-n-roll. Designed with a 16" Medium Taper, hammer forged, chrome-moly vanadium, chrome lined barrel. The barrel also features a phosphate finish and a 1:7" twist rate ideal for those heavier projectiles. The muzzle features a standard A2 flash hider while the barrel is threaded 1/2"x28. The MK4 D also features the CMMG RKM14 KeyMod hand which is a modular lightweight hand guard that allows you an almost endless possibility of customization. Pick up your new CMMG rifle today!

Specifications and Features:
CMMG Inc. MK4 T AR-15 Semi Auto Rifle 55A1D88
5.56mm NATO (accepts .223 Remington)
16" Medium Taper, Hammer Forged, CMV, Chrome Lined Phosphate Finish Barrel
Threaded Muzzle 1/2"x 28 TPI with A2 Muzzle Device
CMMG RKM14 KeyMod hand guard
Magpul MOE Pistol Grip
Magpul MOE CTR 6 Position Collapsible Buttstock
Forged 7075-T6 Aluminum M4 Type Receivers
Single Stage Mil-Spec Style Trigger
Overall Weight 6.4 lbs unloaded
Overall Length 33" Collapsed
Black