Shimano EW-EC300 DI2 USB Charging Cable Category_Cockpit while the 22mm-wide internal rim

while the 22mm-wide internal rim bed opens out your tyre profile to provide exceptional vibration reduction

Designed specifically for time trial and triathlon

Pedals for MTB and gravel with power sensor only on the left side

riding the tubular at low temperatures (down to -40°C/-40°F) is not a problem

RECOMMENDED SYSTEM WEIGHT MAX

Shimano EW-EC300 DI2 USB Charging Cable Category_Cockpit while the 22mm-wide internal rimSHIMANO Charging Connector EW EC300 The new EC300 charging connector is designed specifically for Shimano's 12 speed Di2 road drivetrains. Connected via the rear derailleur, it is also compatible with Shimano power meters. Charging of the new Shimano 12 speed Di2 road drivetrains is now accomplished with the EC300 charger cord. Attached to the rear derailleur, this new cord is less expensive than previous chargers and can also be used to charge