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Ships within 48 hours · Estimated delivery Aug 21 - Aug 26
It fits 11 and 12 speed Ultegra and Dura Ace derailleurs
Not compatible with Campagnolo 10 speed
Oversized pulleys fit the latest generation of Shimano derailleurs: Dura Ace R9100
improving sustained performance and negating any need for fins
BB30-24 for Shimano cranks Bearing Type:Corrosion Resistant Ceramic Bearings It fits 11 and 12Fits a Shimano road crank to a 68mm wide BB Shell or a Shimano MTB crank to a 73mm wide BB Shell. Choose road bearings for road bikes, cross bearings for mountain bikes and cyclocross. Also for road bikes if you frequently ride on wet roads.
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