Description The Shimano 105 FD-R7150 Di2 front derailleur provides precise, coordinated front shifting. Features full- and semi-synchronized shifting functions that can be selected using the E-TUBE app. – Digitally accurate electronic shifts and coordinated communication between shifter and derailleur– Shift from the big to small chainrings, or vice versa, whenever you like while minimizing the risk of a dropped chain– Powerful, accurate, smooth front shifting with the programmed chain guide control by automatic trim– Shimano SYNCHRONIZED SHIFT for manual, full- and semi-synchronized shifting program
