The Ruger 22/45 is a semi-automatic pistol manufactured by Sturm, Ruger & Co. The 22/45 combines elements of the Ruger Mark II, Colt 1911, and the Nambu Type 14 into a pistol intended for use in competition shooting.
22 caliber magazine fits Ruger® Mark IV™ and Mark III™ pistols. Design is subject to change without notice. This magazine does not fit any of the Ruger® 22/45™ models.