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BOTTOM BRACKET CUPS SHIMANO SM-BB9100B DURA-ACE
En Stock
Outside positioned bearings for better weight distribution and more stability. Bottom bracket has smaller, bearings than current model for lightweight. New improved sealing ensures 50% less drag.
- CYCLING STYLE
- ROAD
- AXLE
- BSA
- CATEGORY
- BOTTOM BRACKETS
- Season
- 2024
108803
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