Ruger Mark IV Tactical 22/45 22 LR 4.4" Threaded Barrel 40149 MK

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.

Threaded barrel models feature a 1/2"-28 thread pattern for popular muzzle accessories and top and bottom Picatinny rails for attaching tactical accessories.

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.