Ameriglo for Glock® 17/19/23 Suppressor Tritium Sight Set (GL-411) will work with most co-witness optics and the front green tritium lamp is outlined in white with a solid black rear sight.

Green Tritium Dot White Outline .315" Front / .394" Black Rear

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