8-round KimPro Tac-Mag for 1911 .45 ACP pistols with full-length grip; Teflon-coated stainless steel follower; Rocket wire spring; Large round-count recognition holes; Quick-change floorplate permits the immediate attachment of one of three included bases; 3 Base Pads: Flat, Slim Bumper, Thick Bumper; Compatible with Kimber Custom, Pro, Ultra+ and other models with full-length grip, Colt Government and Commander models, plus almost any brand and model of mil-spec 1911; Stainless Steel Finish