Shimano RD-M310 Altus Rear Mountain Bike Derailleur, SGS

Shimano Altus mountain bike rear derailleur with light action operation and over-size pulleys for a wide gear choice.

Genuine, brand new, boxed Shimano product - Biketart are an official UK Shimano stockist.

• 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
• Advanced light action
• 13/13T pulley (RD-M360)
• MegaPulley (RD-M310)
• SMART CAGE pulley plate (RD-M310)