Ameriglo for Glock® 17/19/23 Hackathorn Tritium Sight Set (GL-433) has a front green tritium lamp that is outlined in orange and a .180" serrated black rear. The Glock® Hackathorn Tritium Sight Set is designed for simple front sight acquisition while retaining rear illumination.
Green Tritium Dot Orange Outline .140" Wide Front / .180" Notch Serrated Black Rear
Glock® Models: 17, 19, 22, 23, 24, 26, 27, 33, 34, 35, 37, 38, 39