Originally Posted by
HillRider
I assume your Raleigh has Raleigh's proprietary 26tpi threading. When we converted a friend's '73 Super Course from the OEM Stronglight (which was neither strong nor light) cottered crank to a Suguino square taper crank, we kept the old Raleigh cups and just replaced the spindle. The cups were deep enough that we were able to use the lockring with the spindle intended for a 68 mm bb shell.
Your 26tpi assumption is corect.
It sounds like you and your friend really lucked out. The replacement spindles I cuerently have allow the adjustable cup to go flush with the shell.