JIMs Mainshaft Mega Nut for 5 or 6 speed




  • The cure for a loose transmission pulley
  • Includes machined clamping face tolerance, along with additional locking holes for a more precise and secure way to secure pulley nut
  • Made in the U.S.A.


5 Speed fits 93-06 Big twins


6 Speed fir 06-Current Big tiwins

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