FR MECH Tiagra R4000 34.9mm 11-spd

Imposte incluse.

11-speed compatible Tiagra front derailleur delivers pro features to sport-level road riders
Extra wide pivot link increases rigidity while reducing flex for improved shifting response
Aluminium links and band to save weight and increase rigidity
For road cycles equipped with 10-speed drivetrains
Clamp band to fit 34.9 frame tubes
Plated steel chain cage
Maximum capacity of 16 teeth, for outer rings up to 53 tooth
Compatible with 11-speed chains and ST-R4020/ ST-U6030 STI's only