Ruger Mark IV Standard 22 Long Rifle 6in Blued Pistol - 10+1 Rounds - Simple, one-button takedown for quick and easy field-stripping and proper chamber to muzzle cleaning. It has an ergonomic bolt stop. It has a smoothly contoured, comfortable grip features natural pointing grip angle with replaceable, checkered grip panels for a non-slip hold. The internal cylindrical bolt construction ensures permanent sight to barrel alignment and higher accuracy potential than conventional moving slide designs. The contoured ejection port and easy-to-grasp bolt ears allow for durable and reliable operation round after round. Ambidextrous manual safety positively locks the sear in the "SAFE" position when applied. Safety can be converted to left-side only with included washer. One-button takedown Easy field stripping Ergonomic bolt stop Smoothly contoured grip Ambidextrous safety Contoured ejection port