Ruger Mark III Target with Carbon Fiber Finish Frame. Ruger Mark III pistols represent the evolution of Ruger 22 LR pistols, continuing the legacy created by the Ruger Standard, Mark I and Mark II pistols and yet incorporating many new engineering refinements. They are simple, rugged, and affordable, making them a great value for any sporting purpose - whether target shooting, plinking or small game hunting. Features include: rigid barrel/receiver connection; automatic bolt-hold-open latch; comfortable, rugged steel grip frame; contoured ejection port; easy-to-grasp tapered bolt ears; and rigidly mounted sights for consistent accuracy. Simply stated, Mark III Pistols offer the most versatility and value of any rimfire pistol on the market today.