Use the AmeriGlo Gtool2 Rear Sight Tool for AmeriGlo Classic, Plain, Operator, and White-Dot rear sights. The Gtool2 will also work with Meprolight and Trijicon rear sights. The GTool 2 is the Pro model, for installing standard-shaped Glock rear sights. Perfect for the gunsmith, Glock armorer, or the police department. Works with all Glock models.