Meprolight FT Bullseye Tritium Self-Illuminated Front Night Sight Glock All Models Green. These Tritium Pistol Sights by Meprolight provide an illuminated dot and circle aim point by utilizing fiber-optic technology for bright light day shooting and premium tritium for night and in low-light environments. The Meprolight FT Bullseye Tritium Sight for Handguns fits most existing holsters and is easily installed on your existing dovetail for superior situational awareness and rapid target acquisition. Specifications for Meprolight FT Bullseye Tritium Self-Illuminated Front Pistol Night Sight: Manufacturer: Meprolight Color: Black Front Sight Color: Green Fabric/Material: Tritium Fiber Metal Gun Type: Handgun Illumination Type: Fiber Optics Tritium Illumination Color: Green Mount Type: Dovetail Features of Meprolight FT Bullseye Tritium Self-Illuminated Front Pistol Night Sight: Fast and intuitive target acquisition; Focus on the front sight; No rear sight needed; Superior visibility in all lighting conditions; Smallest optical sight in the world based on a patented optical illumination; Fits most existing holsters Package Contents: Meprolight FT Bullseye Tritium Self-Illuminated Front Pistol Night Sight Meprolight 632013108: FT Bullseye Tritium Self-Illuminated Front Night Sight Glock All Models Green 632013108