EW-SD50 wires are required to connect the junction (either SM-JC40 external or SM-JC41 internal to the rear mech, front mech, battery and to the handlebar battery indicator junction box.
- Especially small connectors, only 5.1mm in diametre
- Highly flexible cable
- Cable can be ordered in different lengths
- Waterproof shealth
- Reliable and secure water resistant connectors
- Cable ties not included
- E-Tube wires are compatible with 6770 Ultegra 10spd Di2, 6870 Ultegra 11spd Di2, 9070 Dura Ace 11spd Di2, plus all Shimano MTB Di2 and STEPS systems.