Shimano Dura Ace R9100 Crankset – East City Cycles
Shimano Dura-Ace FC-R9200 Crankset - Components
The Shimano Dura Ace 9000 crankset has the not-yet-available Dura Ace 'cross rings with a 46-39 combination. Note that these are not the hollow machined outer chainrings like the versions that come