I was always told that it was the angle of the thread was different on the two. But after saying that I have seen them bind up sometimes but not all the time. Maybe the cutter was worn and did not have as good of fit. Steven Willis The Bike Stand 1778 East Second Street Scotch Plains NJ 07076 908-322-3330 http://www.thebikestand.com
> Regarding "...Is there any functional downside to using a British threaded
> freewheel on an italian threaded hub?...," Sutherland's sixth edition says
> "this combination works but avoid changing back and forth between Italian
> and English Freewheels. Not for strong or heavy riders."
>
> Peter
> ......................................
> Peter Brueggeman
> San Diego California USA
> pbrueggeman(AT)ucsd.edu