Enhance your shooting accuracy with the Hi-Viz RGS9LW21 Ic Frnt/r Grn/rd/blk Ruger Security 9, an interchangeable sight set specifically designed for the Ruger Security 9. This innovative sighting system features front and rear sights equipped with replaceable LitePipes in vibrant green, red, and white, allowing for optimal visibility in various lighting conditions. Interchangeable Litepipe for front and rear sight Front sight Litepipe diameter .090"; rear diameter .078" Upgrade your shooting experience and ensure precision with Hi-Viz's cutting-edge technology.