JIMS Flywheel Socket – Crankpin Nut – 1/2in. Drive – 1030-TS

Crankpin Nut Socket. All of JIMS sockets give 100% nut to socket contact and 100% of drive end contact, while being 1 tall. Machined flat at the nut receiving end to eliminate rounding off the nut and to reduce the risk of bodily injury. Machined from 4130 chromemolybdenum, then heat-treated to give a lifetime of service. 83-99 Big Twin Evolution (exc. Twin Cam) for H-D#23969-83 Nut; 1 1/2in.