Shimano Ultegra R8000 39t 110mm 11-Speed Chainring for 39/53t ModelNumber=K4318

Shimano Ultegra R8000 39t 110mm 11-Speed Chainring for 39/53t ModelNumber=K4318Shimano Ultegra R8000 39t 110mm 11 Speed Chainring for 39 53t. This Shimano chainring allows you to update your Ultegra FC R8000 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

}Full Speed Ahead Energy Modular Crankset - 170mm 11/12-Speed 46/30t Direct Mount/90mm BCD 386 EVO Spindle Interface Black

}Schwalbe G-One Allround Tire - 700 x 35 Tubeless Folding Black Evolution Line MicroSkin

Compatible with Trek Knock Block system

}Brooks B17 Standard Saddle - Steel Honey Women's

The SK-4 includes more than 15 genuine Park Tool products that can perform dozens of tasks and includes a custom Park Tool toolbox with extra room for spare parts and more tools

Convenient flip-flop design compatible with both Boost and SuperBoost chainlines (52/55mm)

6 Steerer Tube Length (mm) 330 Steerer Type Straight Wheel Size 700c

filling both the positive and negative air spring chambers simultaneously

SRAM Model ID: FS-UPK-CH21-A1

The Springfield lever features an easy to install and remove design

9 160mm Travel Black

Back Sweep (deg) 9 Bar Clamp Diameter (mm) 25