The Trijicon 601116 DI Night Sight Set provides superior low-light visibility with advanced green tritium and fiber optic illumination technology specifically engineered for Springfield Armory XD XD-M and XD Mod.2 pistols.Trijicon 601116 DI Night Sight SetGreen tritium/fiber optic front sight with black outlineGreen tritium rear sight with black outlineDovetail base configuration for secure installationSteel frame construction in black finishInterchangeable design for easy replacementCompatible with Springfield Armory XD/XD-M/XD Mod.2 pistolsIdeal for tactical applications self-defense and competitive shooting where fast target acquisition in varying light conditions is critical.