Shimano Di2 E-TUBE EW-JC302 / EW-JC304 Junction
5/ 5
Joris 17 April, 2024

Does what it needs to do

Handy e.g. on 12-speed to disconnect your front derailleur and then use a long cable to update your wireless shifters via the e-tube app.

Pros
  • Does what it needs to do
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