Description:

10 Speed direct mount bike Rear Derailleur Transmission and right shifter lever set for bike repairing and maintenance
The normal size fits for 42T freewheel and extra-long size fits for 46T/50T freewheels
High quality alloy material effectively reduces friction with chain to provide you a smooth shifting
Wide connection design for precise shifting and durability and very easy to install or removing
Compatible with most 10 Speed mountain bikes, road bikes and variable speed bikes etc.

Specification:

Material: Alloy
Normal Size: 12x8x7cm/4.7x3.15x2.75 inches
Extra Long Size: 11x15x7cm/4.3x5.9xx2.75 inches

Package Includes:

1 Piece Rear Derailleur and Shifter Lever