CERAMICSPEED 11s NW 9100/8000/RX800/GRX Pulleys 12T

The 12-tooth narrow-wide design on these CeramicSpeed pulleys decreases chain articulation and ensures a crisp chain engagement on to and off of each pulley. The symetrical 12-tooth narrow-wide design allows the chain to move smoothly on and off the pulleys without additional friction. CeramicSpeed Pulley Wheels for Shimano 11s, 12-tooth is developed, designed and handbuilt in Denmark and comes with separate dust covers to fit 9100, R8000, RX, GRX, XT and XTR series derailleurs. Technical Data: - Pulley Wheels: CeramicSpeed 12-tooth narrow-wide profile - Pulley Wheel Material: Aluminium - Bearing Options: CeramicSpeed Standard - CeramicSpeed Oil: CeramicSpeed Oil for Pulley Wheel Bearings - Speed: 11 speed - Discipline: Road Compatibility: - Shimano RD R9100 Mechanical, - Shimano RD R9150 Di2, - Shimano RD R8000 SS & GS Mechanical, - Shimano RD R8050 SS & GS Di2, - Shimano RD-RX800 Mechanical, - Shimano RD-RX805 Di2 - Shimano RD-GRX 810 Mechanical - Shimano RD-GRX 812 Mechanical - Shimano RD-GRX 815 Di2 - Shimano RD-GRX 817 Di2 - Shimano XT RD-M8000 Mechanical - Shimano XT RD-M8050 Di2 - Shimano XTR RD-M9000 Mechanical - Shimano XTR RD-M9050 Di2 In the box: - Two 12-tooth pulley wheels - Alloy Spacer Kit - CeramicSpeed Oil for Pulley Wheel Bearings, 15ml. bottle - Sticker Sheet