MARK IV 22/45 22LR 5.5" BBL 10/RD

Features: Simple one-button takedown for quick and easy field-stripping and proper chamber to muzzle cleaning. A recessed button in the back of the frame allows the upper receiver to tilt up and off of the grip frame without the use of tools. Ergonomic bolt stop. 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 adjustable rear sight and drilled and tapped receiver for Weaver- or Picatinny-style rail for easy mounting of optics. Ambidextrous manual safety positively locks the sear in the "SAFE" position when applied. 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 faster reloading. Magazine disconnect prevents discharge when the magazine has been removed. Also includes: two 10-round magazines.Specifications:Caliber:.22 LR Capacity: 10 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 CA Approved: No MA Approved & Certified: No