Campagnolo Chorus Carbon 11Speed Cranksets feature a surface anodization treatment which renders the chainrings to more resistance from wear and corrosion. Super Record cranks use CULT technology ceramic bearings and races Record cranks use ceramic bearings Requires 11speed derailleurs, cogset, and chain All outer chainrings feature ramps and pins UltraTorque BB spindle halves attached to each arm All UltraTorque cranksets use the external cupsetl
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