The Auto-Ordnance 1911BKO frame incorporates GI specs and features a matte black finished frame barrel and slide. The carbon steel slide sear and disconnector are machined from solid bar stock then heat treated properly to assure durability and long life over many thousands of rounds. The low-profile sights feature a blade front sight and a rear drift adjustable for windage. This model 1911 pistol is chambered in .45 ACP has a 5" barrel 8.5" overall length and weighs 39 oz. The 1911BKO is 100% made in the USA and ships with one 7-round magazine. The BKO has a thumb safety grip safety and firing pin block.