Ameriglo brings a clear advantage to your shooting experience on and off the range.The tall suppressor sight sets provide an elevated sight picture, able to co-witness with slide-mounted miniature red dot optics and suppressors.This xl model has a green tritium front and rear with white outline and black finish.It is compatible with all glock gen1-5 models except 42,43.Rear Color: Green with White OutlineType: Tritium Front/RearFrame Material: SteelFrame Color: BlackFirearm Fit: Glock 26 Gen1-5Style: XLFront Material: TritiumRear Material: TritiumFront Color: Green with White OutlineWindage Adjustment: NoElevation Adjustment: NoFirearm Type: Pistol