The steel frame on the Rock Island Armory 1911 Tac Ultra FS HC Fiber Optic 9mm Full-Size 17-Round Pistol has a fully parkerized finish and also includes G10 polymer grips and a tactical rail. The pistol has a single-action design, 17+1 ammo capacity and ambidextrous safety. Rock Island Armory 1911 Tac Ultra FS HC Fiber Optic 9mm Full-Size 17-Round Pistol - Handgun Semiauto Center Fire at Academy Sports