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  • The heart and brain of the system: it handles the communication between derailleur and shifters, system diagnostic, zero setting and ride setting.
  • Dual ANT+ and BlueTooth LE antennas allow communication with most GPS computers & smart phones
  • Synchro Shift option to enable automatic front shifting when reaching specific ratios
  • Easy access to charging port
  • IP67 waterproof rating
  • Weight: 33g (including cables)



Campagnolo, EPS V4 External Interface, Cables included


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