Sorry, this product is no longer available!
Shimano Altus M310 Rear Derailleur - 9 Speed is no longer available at Merlin Cycles. However you may find an alternative or updated product below.
Shimano Altus M310 Rear Derailleur - 9 Speed is no longer available at Merlin Cycles. However you may find an alternative or updated product below.
Shimano Altus M310 Rear Derailleur - 9 Speed
This item was discontinued 7th January 2026.
If you require help finding an alternative to this product please contact customer services.
Code:: RDM310
Shimano Altus M310 Rear Derailleur - 9 Speed
- Altus mountain bike rear derailleur with light action operation and over-size pulleys for a wide gear choice
- Oversize 13/15-tooth tension and guide pulleys to reduce noise and wear
- Extension spring and low-friction fluorine-coated link pivot bushing result in a light shifting action
- Top normal spring for use with Rapidfire shifters
- IG and HG chain, 7- and 8-speed compatible
- For use with 28 to 34 tooth low rear sprockets, total capacity 43 teeth