Shimano Dura-Ace R9100 54t 110mm Chainring for 54-42t Spindle Interface Type-SRAM/Truvativ GXP Fork crown is notched for

Fork crown is notched for cable routing

Shimano hydraulic brake lever small parts for replacement and repairs

MS3 Cassettes offer a wide-range ratio for 10-speed MTB sytems

Double or Triple Triple Drivetrain Speeds 9 Derailleur Capacity 18 Front Derailleur Clamp 28

Shimano Dura-Ace R9100 54t 110mm Chainring for 54-42t Spindle Interface Type-SRAM/Truvativ GXP Fork crown is notched forShimano Dura Ace R9100 54t 110mm Chainring for 54 42t. This 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