they work perfectly with stock axles

1st through 3rd gears are straight cut (spur) for strength during maximum acceleration with no parasitic axial thrust

1930-1936 V

Enjoy hassle-free operation and improved reliability with this essential upgrade

these non-vented caps are 1-5/16"-12 thread and the Buna-N O-ring seal is gas and oil resistant and keeps your fluids contained

#3564-4 Triple Clamp Bolt 1929 Harley-Davidson Electric Singles 1930 21 Singles - Parkerized Color_Yellow they work perfectly with stockColony Machine #3564 4 Triple Clamp Bolt 1929 Harley Davidson Electric Singles 1930 21 Singles. Parkerized reproduction of OEM# 2655 29 studs and 0117 nuts used on 1929 Harley Davidson Electric Singles and 1930 21 Singles. Made in Ohio, USA.