Guarnitura Shimano Dura Ace FC-R9200 2X12V mini pompa ciclismo To charge the wireless batteries

To charge the wireless batteries (WRL) of the rear derailleur and the front derailleur

Easy-to-wear design for reduced bulk

ENJOY EVEN GREATER ACCURACY THANKS TO MULTI-BAND GNSS TECHNOLOGY

Vent valve:

The thickness of each tooth on the Sram GX Eagle X-Sync 2 chainrings has been designed

Guarnitura Shimano Dura Ace FC-R9200 2X12V mini pompa ciclismo To charge the wireless batteriesThe DURA ACE FC R9200 crankset, the heart of the bicycle, ensures that no part of your pedal stroke is wasted. With hollow crank arms and chainrings, weight is kept to a minimum, while stiffness and shifting precision are maximized. The DURA ACE FC R9200 crankset performs two vital functions: transferring your pedaling effort to the drivetrain and offering the fastest and most precise chainring shifting available. With the lightness of Hollowtech II