How to CONNECT your SHIFTERS to your groupset / Shimano GRX-825, 105, Ultegra & Dura-Ace 

Hi everyone,
In this video I will explain how to connect the shifters to the front and rear derailleur.
Do you have any questions about the new Shimano groupsets? Then I would like to hear them!
Enjoy cycling and watching!
C O N T A C T
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#Shimano #DI2 #12s