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 SMITH & WESSON MODELS: M&P, M&P M2.0, SD9 VE and SD40 VE (EXCLUDING M&P SHIELD AND C.O.R.E. MODELS)
