Shimano Tiagra RD-4700-GS Rear Derailleur 10-speed medium

Typical Tiagra riders often place high importance on having a drive train and brakes that are dependable, consistent and require low maintenance. With the new Tiagra 4700 group set Shimano offers a great balance between performance, easy operation and low maintenance. The new rear derailleur has a revised cable pitch which offers precise and long-lasting shifting performance and is compatible with up to a 34T cassette. The rear derailleur is only compatible with the front derailleur or STI of the 4700 Tiagra groupset.