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

Shimano Tiagra RD-4700 Rear Derailleurs 11 tooth pulleys for reduced pulley wear and chain noise. Revised cable pitch offers accurate and long-lasting performance. Compatible with up to 34t cassette. Wide link design increases rigidity. 34t max low cog when used with double crankset, 32t when used with triple crankset. 39t capacity when used with double crankset, 41t with triple crankset. Compatible only with ST-4700 and ST-4703 shifters. Color: Silver. Largest Cog: 34. Chain Wrap Capacity: 41. Cage Length: Medium. Drivetrain Speeds: 10. Rear Der/Shifter Compatibility: Shimano Road. Rear Derailleur Mount Type: 10x1 Standard.