NEW Shimano Tiagra RD-4700-GS Rear Derailleur - 10 Speed, Medium Cage, Silver Type_Hubs Weight: 522

Weight: 522

slick design provides optimal traction on rough streets

the Big Block will hold up its end of the deal

Designed and built especially for single speed bikes

FD/Shifter Compatibility: SRAM Yaw

NEW Shimano Tiagra RD-4700-GS Rear Derailleur - 10 Speed, Medium Cage, Silver Type_Hubs Weight: 522Shimano 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 Rear Derailleur Mount Type: 10x1 Standard Rear Der Shifter Compatibility: Shimano Road Cage Length: Medium Drivetrain Speeds: 10 Color: Silver Chain Wrap Capacity (teeth): 41 Largest Cog: 34