SHIMANO - Junction B - E-TUBE - External Wire Routing - 4-Port
For external DI2 wire routing, SHIMANO's SM-JC40 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-JC40 junction, which is mounted under the bottom bracket.
- For external wire routing
- USER'S MANUAL
- DEALER'S MANUAL 1
- DEALER'S MANUAL 2
- DEALER'S MANUAL 3
- DEALER'S MANUAL 4
- DEALER'S MANUAL 5
- DEALER'S MANUAL 6
- DEALER'S MANUAL 7
- DEALER'S MANUAL 8
- DEALER'S MANUAL 9
TECHNOLOGIES
PRODUCT SPECIFICATIONS
| MODEL NO | SM-JC40 |
|---|---|
| SERIES | DURA-ACE R9150 Series |
| Average weight | 8.6 |
| E-tube port (pcs) | 4 |
| Specification | 4 connectors type of junction |
|---|---|
| E-tube connector (pcs) | 0 |
| Type | External type |
| Type | External type |
| SD300 connector (pcs) | 0 |
| SD300 port (pcs) | 0 |
| SD50 connector (pcs) | 0 |
| SD50 port (pcs) | 4 |
SERIES LINE-UP
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Front Derailleur SHIMANO DURA-ACE DI2 Front Derailleur 2x11-speed
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Rear Derailleur DURA-ACE DI2 Rear Derailleur 11-speed
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Front Derailleur Adapter DURA-ACE DI2 Front Derailleur Clamp Band Adapter 28.6/31.8 mm
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Battery Mount SHIMANO External Wire Routing Long Size Battery Mount
