This Universal Frisco Gas Tank Mounting Kit with Aluminum Inserts includes a pair of custom laser cut mild steel plates, rubber isolation grommets and aluminum decorative top hat washers as well as 5/16"-18, chrome-plated, flat head allen bolts which sit flush. The steel plates get welded to the backbone of any custom motorcycle frame and the bolts pass through the decorative inserts before being threaded into bungs on the bottom of a custom fuel tank (see related products below for a selection of bungs). Simple, secure and extremely customizable for today's garage builder. Sold as a pair. All components in this kit are proudly made in the USA.