Shimano Tz31 21 Speed the 7 Speed of Mountain Bike Direct Mount Rear Derailleur


New Rear Derailleur The latest version of RD-TZ30 31

Bike Type: MTB,road bike

materials:High quality plastic and alloy

Model:TZ 31-21

Classification:TZ31 eye poking a

Speed: 6/7 SPeed

weight:about 265g

Direct mount mainly used in aluminum alloy bike frame.

Package include:

1 x TZ 31-21 Rear Derailleur

Product Features

  • Shimano TZ31
  • 7 speed Direct Mount
  • Rear Derailleur
  • Suitable for mountain bike/road bike use
  • Suitable for Bike frame with hook