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  • SHIMANO Shimano Di2 EW-JC304, 4-Port Junction for EW-SD300

Shimano Di2 EW-JC304, 4-Port Junction for EW-SD300

SKU: IEWJC304
C$42.99
Excl. tax

The junction box EW-JC304 is used inside the frame to connect 4 EW-SD300 E-Tube wires to each other.

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  • 4-Port junction for your wires
  • Designed for EW-SD300 wires

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