Front Sight for Ruger MK II, III and MK IV
This is an interchangeable style Ruger MK I, II, III and MK IV front sight. It includes six LitePipes, in various colors, a carrying case, and a key to interchange the LitePipes. It fits all Ruger MK I, II, III and MK IV heavy barrel guns, including the 22/45, with an adjustable rear sight. It will also fit Ruger Single Six revolvers, with adjustable rear sights, and Browning Buck Mark pistols with bull barrels, and single screw front sights.