Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination ModelNumber=H2597 25" Rate (Lbs) 708

25" Rate (Lbs) 708

The notching effect is therefore reduced to a minimum and damage to the screw head more or less eliminated

Force Disc Brake CaliperIncludes steel-backed organic pads

Full length guideridge -  maximizes the boot-binding stability

Compatible with Shimano HG and IG chains

Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination ModelNumber=H2597 25" Rate (Lbs) 708This Shimano chainring allows you to update your Dura Ace FC R9100 11 speed crankset with a chainring configuration to best fit your riding style. Integrates Shimano Hollowglide Technology: the high rigidity hollow structure cuts down on weight yet maintains strength to provide better power transfer and quicker more precise front shifting Features a weight saving 4 bolt design with a BCD of 110 mm Ring Position Type Outer Tooth Count 50 Drivetrain