GIDEON Optics OMEGA 1x27mm Red/Green 3MOA/65MOA Circle/Dot Sight RMR , Picatinny

Red Dot Sights-Footprint: RMR. Designed to fit the popular Trijicon RMR optic pattern common on many handguns. Mount Type: Picatinny. Gun Rail: Picatinny. A low-profile 1913 Picatinny mount is also included for mounting on compatible rifles.