XS Sights Standard Tritium Dot Front Sight White S&W J Frame & Ruger SP101

XS Sights features a standard Dot Tritium front sight for fast sight acquisition in all light conditions. Standard Dot is larger than most front sights to be seen under stress, but covers less of the target than the Big Dot. The white dot reflect ambient light for visibility in low light. Installation requires a drill press to drill the retaining pine hole in the sight body. Fits S&W J-Frame and Ruger SP101 (fixed rear).