Ruger Mark IV 22/45

Capacity : 10+1 Receiver Material : Alloy Steel Front Sight : Fixed Barrel Length : 5.50" Grip Frame : Polymer Grips : Checkered Synthetic Finish: Blued Width : 1.22" Rear Sight : Adjustable Barrel Style: Bull Weight : 34.4 oz. Overall Length : 9.75" Height : 5.50" Grooves: 6 Twist : 1:16" RH Available in:  CA No Available in:  MA No - Simple, one-button takedown for quick and easy field-stripping and proper chamber-to-muzzle cleaning. Pressing a button in the back of the frame allows the barrel-receiver assembly to tilt up and off the grip frame without the use of tools. - Comfortable, precision-molded polymer grip frame with a serrated frontstrap and checkered backstrap. - Cold hammer-forged barrel results in ultra-precise rifling that provides exceptional accuracy and longevity. - Ergonomic bolt stop. - Checkered, 1911-style grip panels for a great appearance and comfortable, non-slip hold. - Internal cylindrical bolt construction ensures permanent sight-to-barrel alignment and higher accuracy potential than conventional moving-slide designs. - Contoured ejection port and easy-to-grasp bolt ears allow for durable and reliable operation round after round. - Accurate sighting system features a drilled and tapped receiver for Weaver- or Picatinny-style rail for easy mounting of optics. - Ambidextrous manual safety can be converted to left-side only with included washer. - Features a conveniently located push-button magazine release on the left side of the frame. - Magazine drops free on release for convenient reloading. - Magazine disconnect prevents discharge when the magazine has been removed. - Also includes: two, 10-round magazines.