The Shimano B Di2 EW-JC304 4 Junction Box is an essential component for combining Shimano STEPS and Di2 systems, enabling seamless internal cable routing. This distributor connects EW-SD300 cables to Di2 and STEPS components, simplifying the wiring process and improving your bike's electronic setup.
This junction box is built with Shimano's E-Tube technology and features four ports for convenient connection of SD300-based components, enabling seamless communication between your Di2 shifters, derailleurs, and other compatible systems. With its tiny form factor, the EW-JC304 is ideal for internal wire routing, keeping your setup tidy and efficient.
Specifications:
- Designed to work with Shimano STEPS and Di2 components, ensuring seamless integration of electronic shifting and e-bike systems
- Features 4 E-Tube SD300 connections enable simple and dependable cable routing between components
- Ideal for internal cable routing, which helps to keep the bike frame clean and orderly
- Connects SD300-based components to ensure seamless communication between Di2 shifters, derailleurs, and other system components
- 32mm length allows for a clean and discreet installation
- Has a diameter is 6.9 x 11.5
- Available in black color
- Genuine Shimano replacement part
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