Kimber 1911 KimPro Pistol Magazine - 8 Round, full size, .45 ACP, with interchangeable pads. The Kimber KimPro Tac-Mag magazine is the ultimate magazine for 1911 pistols. The magazine tube is highly polished stainless steel that is heat treated for optimal strength. Super glide Teflon coated extended follower, rocket wire springs and exceptional round recognition from enlarged numbered holes. Removable stainless steel base plates with two supplied slam pads offer three configurations, changeable in seconds. Fits Kimber Custom and Pro models, Colt Government and Commander models.