HiViz MKAD211 Adjustable Rear Sight Ruger MK i, II, III & IV Green Fiber Optic

This bright and fully adjustable rear sight will enhance your confidence and shooting experience. This sight features an all steel construction and interchangeable fiber optic LitePipes. Litepipe diameter: 0.070". Rear Sight Length: 0.875". Rear Sight Width: 0.650". Rear Sight Height: 0.387". Fits Ruger Mark I, II, III and IV pistols; 22/45 with adjustable rear sight including the 22/45 LITE.