The Ruger Mark III is a.22 Long Rifle semi-automatic pistol manufactured by Sturm, Ruger & Company. It is the successor to the Ruger MK II, and includes several new features. In 2016, the Mark III was succeeded by the Ruger Mark IV, with production of the Mark III ending on December 8, 2016. This one is in excellent condition with little wear and tear. Includes 2, 10 round magazines, original box, Picatinny rail and instruction manual.