The Ruger Mark IV Competition is a rugged reliable and accurate 22 LR semi-automatic handgun with a 6.88-inch slab-sided bull barrel. Made from stainless steel with a satin finish this pistol features the noted one-button takedown for quick and easy field-stripping maintenance and cleaning. Other features include front fixed and rear adjustable sights a redesigned trigger group and bolt stop as well as an ambidextrous thumb safety and a magazine disconnect that prevents discharge when the magazine is removed. The Mark IV Competition has a 101 capacity and is also drilled and tapped for Weaver- or Picatinny-style rails for easy accessorizing. DetailsCaliber 22 LR - Capacity 10 - Material Stainless Steel - Front Sight Fixed - Barrel Length 6.88 - Grip Frame Stainless Steel - Grips Checkered Laminate w Thumbrest - Finish Satin Stainless - Width 1.75 - Rear Sight Adjustable - Barrel Style Slab-Sided Bull - Weight 45.8 oz. - Overall Length 11.12 - Height 5.50 - Grooves 6 - Twist 116 RH - 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.