MGW Slide Shoe Clamp Adapters are specifically designed to fit within the slides rails and prevent damage to your slide while removing, installing, and adjusting your front and rear sights. These shoe clamps work with the Universal Sight Installation Tool and allows the Shoe Clamps to be quickly and easily exchanged by simply loosening the Shoe Clamp Knob. FeaturesWorks with MGW Range Master and Sight Pro Universal Sight Installation toolsQuick and simple to change Designed to support the interior walls of your slide rails to prevent crushing DISCLAIMER: This product is not manufactured, authorized, endorsed, or warranted by GLOCK. GLOCK does not warrant or represent that this product is compatible with GLOCK pistols.