About this item

• WHITE RINGS: Bright & Tough Night Sights feature a white ring around the glowing dots for daylight visibility
• TRITIUM-PHOSPHOR LAMP: Tritium-filled glass lamp provides superior illumination in no light or low light settings
• 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
• PROTECTIVE ALUMINUM CYLINDERS: Contains and protects the tritium gas filled lamps from heavy recoil and harsh cleaning solvents
• FITS SIG SAUER 9mm and .357SIG MODELS: P225, P226, P228, P239, and P320 (Excluding P938)