Rear Derailleur Shimano, Tiagra RD-4700, 10sp., SS cage

Description:

• Shimano Tiagra RD-4700 Rear Derailleurs
  • Revised cable pitch offers accurate and long-lasting performance
  • Wide link design increases rigidity
  • 11 tooth pulleys for reduced pulley wear and chain noise
  • Compatible only with ST-4700 and ST-4703 shifters