Ameriglo for Glock® 17/19/23 I-DOT Tritium Sight Set (GL-201) has a front green tritium lamp that is outlined in orange and one green tritium lamp rear that is centered below the notch. The Glock® I-DOT Tritium Sight Set is designed for simple front sight acquisition while retaining rear illumination.

Green Tritium Dot Orange Outline .140" Wide Front / .180" Notch Green Tritium I-Dot Rear

Glock® Models: 17, 19, 22, 23, 24, 26, 27, 33, 34, 35, 37, 38, 39