XS Standard Dot Tritium Front Sights are the finest sights made for fast sight acquisition in all light conditions. Green tritium inserts surrounded by a white outline to improve your sight picture in all conditions. Day-Light, Half-Light, or Low-Light. Fast, simple and effective. This is the ultimate self defense sight system that provides sights you can see around the clock. Features: - Enhances sight acquisition in all light conditions - Excels in high stress defensive situations - Improves Low-Light accuracy - Low profile, snag free design Specifications: - Front Sight Only - Fits: Ruger LCR 38/357 (Not .22 or 9mm) - Front Sight: Standard Dot Tritium - Diameter: 0.140" - Material: Blued Steel - Finish: Matte Black - Includes: Front Sight Installation Kit.