Ratio 11-13-15-17-19-22-25-28-32-36-42

With Black Chili Compound

The woven construction facilitates the dispersion of moisture as you push hard through the cold starts in the morning

and versatility

shimano pulley set rd r8000 Color_Off White Ratio 11-13-15-17-19-22-25-28-32-36-42SHIMANO derailleur roller set Ultegra RD R8000 RD R8050 GRX RD RX812 With Shimano original spare parts you can bring the efficiency of your components back to the new condition! Technical specifications: Material: plastic, metal Compatibility Rear Derailleur: SHIMANO Ultegra RD R8000 RD R8050 GRX RD RX812 Chain drive: 11 speed Number of teeth: 11 teeth bearing : Industrial ball bearing , sealed