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.
In the box:
- Two 12-tooth pulley wheels
- Alloy Spacer Kit
- CeramicSpeed Oil for Pulley Wheel Bearings, 15ml. bottle
- Sticker Sheet
