Trijicon Bright & Tough Night Sight Set Glock 17, 17L, 19, 22, 23, 24, 25, 26, 27, 28, 31, 32, 33, 34, 35, 37, 38 and 39 Gen 1, 2, 3, 4, 5 Steel Matte 3-Dot Tritium Green