Shimano Dura-Ace R9100 55t 110mm Chainring for 55-42t Model=Nipple Drivers Color Black Primary Color Black

Color Black Primary Color Black Wheel Diameter 26

Rear Derailleur Mount Type 10x1 Standard Rear Der/Shifter Compatibility SRAM Exact Actuation Cage Length Long Drivetrain Speeds 11 Weight 275 Color Black/Silver Chain Wrap Capacity (teeth) 32 Largest Cog 42

}e*thirteen Helix Crankset - 170mm 73mm 24mm Spindle with e*thirteen P3 Connect Interface Black

Defined Color Gray Weight 67 Brake Lever Use Left Brake Lever Use Right Brake Lever Actuation Long Pull Color Gray Cable Head Type Mountain

Shimano Dura-Ace R9100 55t 110mm Chainring for 55-42t Model=Nipple Drivers Color Black Primary Color BlackShimano Dura Ace R9100 55t 110mm Chainring for 55 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