7.5" AR15 .300 BLK Barrel AR15 .300-BLK Barrel AR15-Barrel .300 Blackout

This AR-15 7.5" heavy, stainless 300 Blackout barrel has a pistol length gas system with a 1:8 twist. Our 300 Blackout stainless rifle barrels are made from the finest 416R stainless steel and precisely rifled for high accuracy at a great price.