Pingel 5/16&Prime, Chrome Chopper Valve 9000-CO Designed for use on bikes with custom fuel tanks that are raised high in front, which doesnt allow proper fuel pickup with a standard reserve fuel valve Keeps the bottom of the tank clean from fuel lines, giving universal options for mounting the fuel valve with mounting holes on the back of the valve Smooth, clean lines with a compact design that measures 1 1/2in. H x 2in. L x 1 3/8in. D Easy-to-operate position selector knob with a ball detent for positive on/off/reserve locating Two 5/16in. inlets with one 5/16in. outlet