For use with Shimano Sora FC-3503 9 speed triple chainsets.

This spacer can also be used on the following chainsets:

- Shimano Tiagra FC-4703
- Shimano Tiagra FC-4603
- Shimano Sora FC-R3030 (5-Arm Chain Guard)
- Shimano Sora FC-R3030
- Shimano Sora FC-3403
- Shimano Claris FC-R2030
- Shimano Deore FC-M6120-1
- Shimano FC-MT610-B2
- Shimano Alfine FC-S501
- Shimano Alfine FC-S500