Shimano Shimano Acera M360 GS8 rear derailleur

Acera mountain bike rear derailleur with light action operation and over-size pulleys for a wide gear choice. Oversize 13-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.