10.5" AR15 5.56 .223 Barrel AR15 .223 5.56 Barrel AR15-Barrel 5.56-.223 (4)

This AR-15 10.5" M4 contour, parkerized 5.56 barrel has a carbine length gas system with a 1:7 twist rate. Our 5.56 parkerized rifle barrels are made from the finest 4150 Chrome Moly Vanadium  and precisely rifled for high accuracy at a great price.