The 12-tooth narrow-wide design provides exceptional shift performance. The narrow-wide design delivers precise engagement of the chain, both on and off the pulley wheels.
This product is designed, developed and hand-built in Denmark and offers improved chain friction performance and increased longevity.
In the box:
- Two 12-tooth pulley wheels
- Alloy Spacer Kit
- CeramicSpeed Bearing Oil, 15ml. bottle
- Sticker Sheet