Freshly made in Italy by OMG these 1/4" BSSP fuel valves fit many British bikes and lots of custom & aftermarket gas tanks. This set is for 1 main & 1 reserve valve with sealing washers and jam nuts. NOTE: these valve will only fit bikes with 1/4" BSSP (British Standard Straight Pipe) threads and not BSP ( British Pipe Thread ) wich is tapered. Please check your thread pitch before ordering !!!