Super stress-free operation, thanks to Di2 technology. Digital operation reduces the chance of human error and continuous durability. Ergonomic controllability with Di2 technology for next generation of riding experience. Optimum ergonomics contributes to better steering control while the auto trim system makes it even more easy to ride.
PLEASE NOTE: the Ultegra Di2 front derailleur only comes in a braze-on version. If your bike does not have a braze-on mount you will need the adapter, which can be found here: 105 SHIAD2.