10.5" AR15 5.56 .223 Barrel AR15 .223 5.56 Barrel AR15-Barrel 5.56-.223 (2)

This AR-15 10.5" M4 contour, 416R stainless 5.56 barrel has a carbine length gas system with a 1:8 twist rate. Our 5.56 stainless rifle barrels are made from the finest 416R stainless steel and precisely rifled for high accuracy at a great price.