https://www.billscustomcycles.com/knucklehead/panhead-knucklehead-ul-shovelhead-new-remake-clutch-hub-nut-37496-65
PANHEAD KNUCKLEHEAD UL SHOVELHEAD "NEW REMAKE" CLUTCH HUB NUT #37496-65 | Bill's Custom Cycles
CLUTCH HUB NUT -- FITS 1936-84 TWINS -- WILL ALSO REPLACE #37496-41 WITH EARLY SNAP RING SEAL -- COMES WITH SEAL -- PART #37496-65(1LB) | Bill's Custom Cycles