AmeriGlo Classic Sight Set, 3-Dot, Night Sight, For Glock Gen 5 9/40, Green Front with White Outline, Green with White Outline Rear, Matte Finish, Black GL-5113 Easily visible under all lighting conditions" the AMERIGLO Classic Tritium series sight comes with a green tritium lamp/white outline for the front sight and two green tritium lamps/white outlines for the rear sight.