The Shimano Altus RD-M310 rear derailleur is a quality, durable replacement rear derailleur for 7 and 8-speed drivetrains.
 

• 7/8 Speed compatible

• Part #

  72-200-0910

  UPC

  689228130920

  Manufacturer #

  ERDM310DL

  Cage Length

  Long

  Color

  Black

  Fits

  34T max

  Rear

  Grams

  326

  Model

  RD-M310-L

  Mount

  Direct Mount

  Range

  11-34T

  Series

  Altus

  Speeds

  7/8

  Type

  Standard