Description

CMC’s AR15 barrels are made from 4150 Chrome Moly Vanadium” coated in H&M Black Nitride+ for increased wear resistance” chambered in 5.56 NATO ammo. With a Carbine length gas system” M4 feed ramps for reliability” a 1:7″ twist rate” 1/2″x28 thread pattern to fit standard AR-15 muzzle devices” 11 degree match crown for increased accuracy and a bottom dimple is added for easy install and alignment of gas blocks.