Roldanas de Cambio Shimano Dura Ace R9100-R9150 11 Speed

Thanks to the Shimano Dura Ace R9100 and R9150 derailleur wheels, your bike will run and shift smoothly again. These derailleur wheels are suitable for both the mechanical and the Di2 version of the Dura Ace R9100 derailleur. The bearings in these wheels are the well-known precision bearings from Shimano that are known for their durability and smooth rotations.