On Oct 4, 2006, at 7:44 PM, John Thompson wrote:
> BobHoveyGa@aol.com wrote:
>
>> The other problem with a one-piece alloy or Ti crank is figuring
>> out how to
>> get steel bearing races on the spindle.
>
> I'm not sure you'd need it with Titanium. My Zeus 2000 Ti BBs have
> their
> bearing races ground directly into the Ti parts, both cups and
> spindles.
>
> But in any case, I suspect races could be slipped over the arms and
> press-fitted into place if necessary.
>
> --
> John Thompson (john@os2.dhs.org)
> Appleton WI USA
Just to state the obvious here: The one piece, forged steel crank is
strong, heavy, durable and rugged. Great for a utility or kid's bike. Make one from aluminum or titanium? What would be the point?
I gave up waiting for an Ashtabula® group.
Chuck Schmidt
South Pasadena, Southern California
United States of America
http://www.velo-retro.com (reprints, t-shirts & timelines)