Shimano RD-M310 Altus 7/8 Speed Derailleur

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Shimano Altus 7/8 speed derailleur uk wheelie bike shop
  • 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