Kurt Sperry wrote:
> . Even better, technically, would have been Swiss thread,
> identical to
>> French except that the fixed cup is left hand thread, which of
>> course is the
>> technically correct design.
>> Regards,
>> Jerry Moos
>> Big Spring, TX
>>
>> Has anyone ever had a French fixed cup loosen on them? I've had
>> several
>> French threaded bikes and I haven't ever seen any evidence of
>> that. I
>> suspect RH fixed cup threads are just fine in the real world.
My experience in the real world is that right hand threaded fixed cups loosen up occasionally if they're not installed REALLY tight. I've seen this happen occasionally on rides with friends (not ever on my bikes). The left hand threaded left pedal and the left hand threaded fixed cup are a simple solution to an existing problem.
Chuck Schmidt South Pasadena, Southern California http://www.velo-retro.com
.