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.Front Blade Height:0.15 inch
FITS SPRINGFIELD ARMORY MODELS: XD, XD(M), XD Mod.2 and XD-S
