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

This AR-15 20" heavy, parkerized 5.56 barrel has a rifle length gas system  with a 1:7. 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.