5/8-18 OR M16 X 1.5 external thread x ANY SIZE YOU NEED internal thread FOR EARLY HARLEY, INDIAN MOTORCYCLE, SCA, RAT ROD, VW AND ANY. JD, Flathead, Knucklehead, Panhead tank shifter knob, Bakelite knob, UL VL ULH VLH Indian Henderson, 陸王, Rikuo, Ace, Super X, Nainenki Kabushiki Kaisha thor, 32 Ford, rat rod, catalin.
