Shimano Tourney RD-TY300 6/7s Rear Derailleur Direct AttachmentThe Shimano Tourney RD-TY300 6/7 Speed Rear Derailleur combines smooth shifting with light action to prevent breaking down after extremely long rides. The Double servo-panta mechanism allows a larger range of motion achievable with the help of being able to move up and down as well as left and right. This speeds up the shifting process and fine tunes the accuracy significantly. The assembly is quick and simple. There is a pre-assembled inner cable fixing nut.689228393622
