Kimber KimPro Tac-Mag Stainless Compact/Ultra 45 Auto (ACP) Handgun Magazine - 7 Rounds - Designed for Compact and Ultra Kimber models, this Tac-Mag features a Teflon-coated stainless-steel follower, Rocket wire spring and an exclusive quick-change floorplate with three included bases: a conventional stainless-steel plate, slim bumper pad and a thick bumper pad for competition or use with extended magazine wells. Genuine Kimber Factory Magazine