Shimano Ultegra R8050 Di2 Front Derailleur E-Tube Double Braze-On

Shimano Ultegra 8050 Di2 11 Speed Front Derailleur E-Tube; Double; Braze-On A smooth-shifting experience from an electronically programmed; precise and perfected front derailleur; the Shimano Ultegra R8050 Di2 11-Speed Front Derailleur E-Tube; Double; Braze-On is a strong choice for any rider looking to bring some e-shifting precision into their drive train; or; to rejuvenate their component base in order to keep everything working harmoniously. Vastly improved performance over mechanical shifters due to electronic front derailleurs’ lack of susceptibility to cable stretch; this Ultegra Di2 compatible component uses electronic shifting cables to move a measured amount each and every time; regardless of conditions or environment. With millimetre accurate shifting guaranteed time after time; you can be sure of picking up your chain and tackling that climb without dropping a ring in the process. Compatible with Shimano’s Syncronized Shift technology; this derailleur is intelligently designed; and; with your input; can be programmed to shift in order to maintain optimal gear ratios automatically. Redesigned to fit wider gear pitch; this front derailleur can take chainrings sized up to 53 teeth and go as low as 46 teeth; assuring you of a smooth transmission when switching between the two.