Re: [CR] Mavic BB was: Damaged BB fixes

(Example: Framebuilders)

Date: Fri, 18 Dec 2009 06:56:53 -0500
From: "James Swan" <jswan@optonline.net>
In-Reply-To: <d41.570b4293.385cc671@aol.com>
To: <DTSHIFTER@aol.com>
References:
Cc: johndthompson@gmail.com, classicrendezvous@bikelist.org
Subject: Re: [CR] Mavic BB was: Damaged BB fixes


FYI, I do have the tool. I'm on Long Island.

Happy Holidays to all! Jamie

James B. Swan H: 631-754-1457 C: 516-238-6782 W: 516-671-2356x128 jswan@webb-institute.edu http://www.jamieswan.net http://www.limws.org http://www.liatca.org

On Dec 18, 2009, at 6:50 AM, DTSHIFTER@aol.com wrote:
>
>> Tom Sanders wrote:
>>
>>> Wasn't it the Mavic BB that had a configuration where you just cut
>> slight
>>> chamfers (three threads worth, if I recall?) into the BB shell and
>>> installed it regardless of the threads or their condition?
>>
> and John Thompson answered:
>>
>> Yes, and they were very nice units. The problem with them these
>> days is
>> finding a shop with the required chamfering tool.
>>
> Unfortunately these days an even bigger problem is finding replacement
> bearings. Mavic specified a proprietary sealed bearing which is no
> longer
> available. I looked into having some manufactured but the minimum
> number was
> 3,000!!!
>
> As noted, they are very nice units (limited spindle lengths) and
> require
> 3mm of cutting/chamfering from the bottom bracket.
>
> Chuck Brooks
> Malta, (1 degree above zero!) NY