1-1/8-12 Fine Thread Jam Nut Right Hand Threads. Weight jack bolt assemblies.
ARC 20194 Coarse Thread Weight Jack Bolt 8" Long x 1" Race Car Weight Jack Bolt
Steel Weight Jack Bolt Detent System Light Weight 1" dia & 8" long
Weight Jack Bolt 4" inch Swivel Racing Assembly 1-1/8 Fine Thread
Weight Jack Bolt 6" inch Swivel Racing Assembly 1-1/8 Fine Thread
Swiveler Weight Jack bolt Weightjack Cup Swivler Steel Kit IMCA USMTS sport mod
Swiveler Weight Jack bolt Weightjack Cup Swivler Steel Kit Pair USMTS sport mod