RGS - Router Adapter Plate AssemblyEasily add a second router to your existing Router Gantry System with this complete router plate assembly unit. Includes pre drilled base plate, two drop downs, two short runners, two vertical grip handles, installed leveling vials, and all required hardware to assemble the unit. Mounting hardware to attach your router not provided. Router mounting plate is face milled on both surfaces to ensure flatness and is made from 1 4 inch 6061 aluminum plate.