Ameriglo's i-dot night sight set features a green tritium lamp front, one green tritium lamp rear (centered below notch), and is designed for simple front sight acquisition while retaining rear illumination.Rear Color: Green w/White OutlineType: Front/Rear KitFrame Material: SteelFrame Color: BlackFirearm Fit: Glock 17/19/22/23/24/26/27/33/34/35/37/38/39Style: SetFront Material: TritiumRear Material: TritiumFront Color: Green w/Orange OutlineWindage Adjustment: NoElevation Adjustment: NoFirearm Type: Pistol