Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination CheckoutTitle=Zipp 80mm Universal Valve Tubeless Valve 5 Lockout Switch Shock Mounted

5 Lockout Switch Shock Mounted Switch Metric No Eyelet Diameter (mm) 12

5 Shaft Eyelet Standard Body Eyelet Bearing Default Settings R25 C37 X2 1 Token Frame Compatibility Trek Session 2022+ Spring Adjustments Air pressure Bottomless tokens Primary Color Black Damping Adjustments External rebound 2position (open/firm) HS&LS compression Hydraulic Bottom Out Spring Type Vivid

Seamless shoulder straps and hip wings ensure the right ergonomic fit and optimum weight distribution

Compatible with SRAM 11-speed chains

The standard pair comes with RM2 wheels

Shimano Dura-Ace R9100 Chainring - 50 Tooth 11-Speed 110mm BCD For 50-34T Combination CheckoutTitle=Zipp 80mm Universal Valve Tubeless Valve 5 Lockout Switch Shock MountedThis 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