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2007 Campagnolo Chorus upgraded with CeramicSpeed bearings. |
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FSA MEGAEXO bottom bracket with hybrid bearing from Ceramic Speed. |
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Dura Ace 7800 upgraded with ceramic bearing. |
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Construction of the Dura Ace 7800 Bottom Bracket. (Left Cup Here shown with origial bearing). |
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The bottom bracket can be upgraded with ceramic balls or ceramic bearings.
Example of Dura Ace 7700 bottom bracket with ceramic ball upgrade. This particular bottom bracket was used in Tour de France 2001, and has run with only oil lubrication for 400 km in 3 mountain stages. |
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The above bottom bracket after 2000 km use in Tour de France. The bearings have been exposed to severe dust and high pressure cleaning. The ceramic balls maintain perfect surface condition, and low friction performance of the bottom bracket. |
