Shimano EW-JC200 Di2 2-Port Extension
SHIMANO's JC200 connector is an inline 2-port option for E-TUBE wires.[split]
The EW-JC200 is a female-to-female 2-port junction box that allows connection of two Di2 wires, extending length by 30mm. Sometimes necessary for complex builds.
For internal wire routing
Mfr Claimed Weight