Thread: Replace the bearings on a 68 * 122.5 sealed cartridge bottom bracket
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Old 11-16-22, 09:30 AM
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dedhed
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You sure that's not a 6002 or 6902?

Standard procedure is to just throw the old BB bracket away and install a new unit like a UN300

https://www.jensonusa.com/Shimano-BB...SABEgKLpfD_BwE
Last edited by dedhed; 11-16-22 at 12:48 PM.
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