Shimano Dura-Ace R9100 55t 110mm Chainring for 55-42t CheckoutSpec= 3.7'/110cm 6mm / S size 125mm

6mm / S size 125mm / M size 140mm / L size 150mm / XL size 150mmSaddleSyncros Tofino 1

Color Stealth Defined Color Black Gender/Age Adult Pad Type Reactive Polymer Protection Area Elbow Size X-Large

Model Fat Foot Description CrMo Cog Hub HG (8-11sp) Teeth 14 Chain 1/8" Color Chrome

Rims: DT Swiss E 1800 Spline Disc

6" Rate (Lbs) 550 Color Violet Rate 550 Lbs/In

Shimano Dura-Ace R9100 55t 110mm Chainring for 55-42t CheckoutSpec= 3.7'/110cm 6mm / S size 125mmThis 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 55 Drivetrain