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 symmetrical 12-tooth narrow-wide design allows the chain to move smoothly on and off the pulleys without additional drag.
CeramicSpeed Pulley Wheels for Shimano 11s, 12-tooth is developed, designed and handbuilt in Denmark and comes with separate dust covers to fit 9100 series or R8000 series derailleurs.
Despite the narrow wide profile, these pulleys will significantly improve shifting performance and reduce drag on both 1x and 2x systems.
| Specifications | |
|---|---|
| Pulley Wheels | CeramicSpeed 12-tooth narrow-wide profile |
| Pulley Wheel Material | Aluminium |
| Cage Material | Carbon reinforced PA |
| Bearing Options | CeramicSpeed Coated |
| CeramicSpeed Oil | Pulley Oil |
| 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 |
| Speed | 11 speed |
| Discipline | Road |