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Lifetime Incident Protection and 5 Year Factory Warranty
primarily wind tunnel or computer simulation)
Designed specifically for disc brakes
rolling resistance
Cable Coupler
Shimano Dura-Ace FC-R9200 12 Speed Chainring Sale Lifetime Incident Protection and 5Crafted 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
