The Volquartsen Ruger Mark II series replacement target frame is constructed of lightweight aluminum and will fit the Mark II or Mark III. The stripped frame weighs 4 ounces and has a protective hard coat anodizing. This complete frame includes a CNC machined Target Trigger, wire EDM cut target hammer and sear, titanium disconnector, extended bolt release, and extended safety. The magazine disconnect has also been eliminated on this frame, and includes a spring-loaded magazine ejector. This frame will accept any grip designed for the Ruger Mark III. Mark III magazines must be used with this frame, it will not accept mark II or 22/45 magazines. Each assembled Volquartsen Custom frame leaves the factory with a crisp 2.25 pound trigger pull.FeaturesLightweight Aluminum, Bare Frame is only 4 ouncesCNC Machined Target TriggerWire EDM Cut Target Hammer and SearTitanium DisconnectorExtended SafetyExtended Bolt ReleaseSpring Loaded Magazine Ejector Accepts Mark III Grips (Not included)Works...