Originally Posted by
SJX426
There are three major different threads for rear FreeWheels. French, Italian and English with the latter the most prevelent and the french least prevelent in the USA. the Italian and English are close enough but go to
http://sheldonbrown.com/freewheels.html#threading for details.
True, but in 40 years of messing with old bikes I think I've only encountered 1 French threaded freewheel and 1 pair of French threaded Zeus hubs.
126 is a common 70s 6-speed width.