Sheldon Brown wrote:
> John Thompson wrote:
>>
>> Older English thread Campy hubs were marked with a single groove on the
>> hub shoulder (where later versions stamped the thread specification):
>>
>> http://www.os2.dhs.org/
>>
>> Italian and French were both unmarked, but readily distinguished by the
>> difference in diameter (36mm for Italian; 35mm for French).
>
> You were doing fine until the parenthesis...You're getting confused with
> bottom brackets. Italian freewheel threads were 35 mm x 24 tpi (Ital
> BBs are 36 mm.) This is so close to English/ISO as to be
> interchangeable as a "class b fit."
>
> French is significantly smaller, 34.7 mm and has a finer pitch (1 mm.)
Um, err. Right you are. I'll just toddle off now, shall i?
--
John Thompson (john@os2.dhs.org)
Appleton WI USA