SHIMANO Junction B Internal Wire Routing 4-Port
SM-JC41
SHIMANO - Junction B - E-TUBE - Internal DI2 Wire Routing - 4-Port
For internal DI2 wire routing, SHIMANO's SM-JC41 Junction B is the central connector for DI2 systems. Wires from the front and rear derailleurs, cockpit area, and battery all plug into the 4-port SM-JC41 junction, which is housed inside the bike frame.
FEATURES
- For internal wire routing
PRODUCT SPECIFICATIONS
| MODEL NO | SM-JC41 |
|---|---|
| SERIES | DURA-ACE 9070 Series |
| Average weight | 4.1 |
| Type | Built-in type |
| SD50 port (pcs) | 4 |
|---|---|
| SD300 port (pcs) | 0 |
| SD50 connector (pcs) | 0 |
| SD300 connector (pcs) | 0 |
