NEW Shimano Dura-Ace FC-R9200 12-Speed Chainring - 52t, Asymmetric 110 BCD, Black, NH price_changed_on_2023-03-29 the vertical orientation carries more

the vertical orientation carries more bikes in less space

Hybrid Tread Design

Manage your efforts on long climbs with the ClimbPro feature

Some hardware is rusting a bit but functionally everything is tuned well and the drivetrain has a good amount of life left

Cannondale

NEW Shimano Dura-Ace FC-R9200 12-Speed Chainring - 52t, Asymmetric 110 BCD, Black, NH price_changed_on_2023-03-29 the vertical orientation carries moreShimano Dura Ace FC R9200 chainrings are constructed with high quality aluminum and are compatible with FC R9200 and FC 9200 P 2x 12 speed cranksets. Asymmetric 110 BCD Compatible with HG 12 speed chains