HURI Fuel Valve Petcock for Honda CB400F CB500T CB550F CB550K CB750F CB750K Replacement parts,non original Threading is 20mm x 1.5mm,ribbed fuel outlet perfect size for use with either 3/16" or 1/4" fuel line Package include 1pc petcock + 1pc HURI pocket tape Note:you could apply for a full refund if you didn't receive HURI branded pocket tape.