HiViz Tritium NiteSight Front and Rear Sight Set for Ruger Security-9. The white halo and tritium combine for ultra-fast sight acquisition in all lighting conditions and quick target acquisition in normal lighting conditions. HIVIZ tritium sights provide superior sight precision featuring self-illuminated LitePipes that ensure a bright visible sight picture regardless of lighting conditions. Whether in complete darkness or bright daylight these sights automatically provide optimal visibility for faster target acquisition and improved accuracy. Specifications for HiViz Tritium NiteSight Front and Rear Sight Set for Ruger Security-9: Manufacturer: HiViz Gun Make: Ruger Gun Model: Ruger Security-9 Color: Black Front Sight Color: Green Tritium Rear Sight Color: Green Tritium Fabric/Material: Steel Front Material: Steel Gun Type: Handgun Illumination Type: Tritium Illumination Color: Green Weather Resistance: Yes Water Resistance Level: Water Resistant Condition: New Sight Position: Front and Rear Features of HiViz Tritium NiteSight Front and Rear Sight Set for Ruger Security-9: 24-hour illumination Package Contents: HiViz Tritium NiteSight Front and Rear Sight Set for Ruger Security 9 What firearm models does the manufacturer say HiViz Tritium NiteSight Front and Rear Sight Set for Ruger Security-9 is compatible with? The manufacturer says that HiViz Tritium NiteSight Front and Rear Sight Set for Ruger Security-9 is compatible with Ruger Security-9HIVIZ Tritium NiteSight Front and Rear Sight Set for Ruger Security 9 pistols.