Auto-Ordnance 1911BKO Users’ Rating (Click a star to rate this gun.) Rate this item:1.002.003.004.005.006.007.008.009.0010.00Submit Rating Rating: 6.4/10. From 20 votes. Please wait... Summary: The description, specs, photos, pricing and user ratings for the Auto-Ordnance 1911BKO pistol. Manufacturer’s Description The Auto-Ordnance 1911BKO is a GI-style 1911 pistol built on a steel frame with a steel slide, and chambered in .45 ACP. Other features include: A Series 80 firing system; Thumb, grip, and firing-pin block safeties; an arched mainspring housing; The 1911BKO from the left. a lanyard loop; vertical rear grip serrations on the slide; a matte black oxide finish; a blade front sight; a drift-adjustable rear sight (for windage); and one seven-round magazine. The Specs Caliber Capacity OAL BBL WT/OZ .45 ACP 7+1 8.5″ 5″ 39 oz. MSRP: $588 [ds query=’+Auto +Ordnance +1911BKO’] The 1911BKO from the right.