Trijicon Bright & Tough Tritium Suppressor Height Sights - SG201C600907

INCREASED HEIGHT: Specically engineered to allow use with a suppressor or as backup iron sights for a slide-mounted red dot sight, such as the Trijicon RMR INSTANTLY VISIBLE SIGHT PICTURE IN NO-LIGHT AND LOW-LIGHT SITUATIONS: Tritium phosphor- lled glass lamp provides battery-free glow, allowing for a visible sight picture in all lighting situation ENHANCED PROTECTION FROM HEAVY RECOIL AND HARSH CLEANING SOLVENTS: Tritium gas lamps are contained within protective aluminum cylinders and have additional silicone rubber cushioning SAPPHIRE WINDOW: Each Trijicon tritium lamp is capped with a sapphire jewel which helps to evenly distribute the light from the tritium lamp as well as protect it from solvents and puncture Fits Sig Sauer Models: Calibrated for 9mm and .357SIG, including P225, P226, P228, P239, and P320 (Excluding P938)