The AMERIGLO Protector Night Sights are engineered for rapid front sight acquisition with tritium illumination and a distinctive LumiGreen ProGlo outline for enhanced visibility in low-light conditions.AMERIGLO Protector Night Sight SetFits Glock Gen 5 9mm/.40 firearmsTritium illuminated front sight with LumiGreen ProGlo outlineBlack serrated rear sight reduces glareDesigned for quick front sight acquisitionRear sight assists with one-hand slide manipulationsMatte finish constructionIdeal for concealed carry and personal defense applications these sights promote faster target acquisition and improved accuracy in critical situations.