Hornady Quick Detach Universal Mounting Plate System - The Quick Detach Universal Mounting Plate System allows you to quickly and easily attach/detach presses and other reloading tools. Just mount the aluminum blocks to a bench or table for a strong clamp and stability. Presses and tools can be attached to multiple plates (additional plates sold separately) and switched out for use. Cam Locks Keep The Plate Stable During Use And Allow For Quick Release; Mounting Hole Configurations Fit A Variety Of Presses And Reloading Tools; Maximize Production With Limited Bench Space;