Shimano Dura-Ace FC-R9200 12 Speed Chainring

Crafted utilizing Hollowglide innovation, the Dura Ace FC-R8100 chainrings facilitate an exceptionally seamless and rapid shifting experience. The elevated stiffness of the hollow structure reduces weight substantially while preserving robustness.

Composition: Aluminum, reinforced with carbon fiber plastic
Innovation: Hollowglide
Chain alignment: 44.5mm
Bolt circle diameter: Asymmetric 110mm
Color: Anthracite