Mec-Gar Ruger Mark III/IV .22 LR 10rd Magazine, Blued - MGMK322LRB

Mec-Gar .22 LR detachable magazine designed for Ruger Mark III and Mark IV pistols with 10-round capacity. Features a heat-treated carbon steel tube, higher tensile music wire spring, polymer follower with easy load button, and removable polymer butt-plate for reliable feeding and durability.