Double front derailleur (Di2 spec.) Shimano Xtr FD-M9070 Down Swing

More powerful and faster shifting than the mechanical version "25% more power than the M9000 mechanical front derailleur "Unerring gear changes despite extreme stress・Micro-derailleur alignment controlled by an integrated chip "Optimized fork profile and self-alignment・SHIMANO SYNCHRONIZED SHIFT "System communication with the rear derailleur・Optimum performance whatever the conditions・Fixation via adapters on all types of frame・Weight: 125 g (FD-M9050) 112 g (FD-M9070)