Shimano EW-SD50 E-tube Ultegra Dura Ace Di2 electric wire 350mm Shimano EW-SD50 E-tube Ultegra Dura Ace Di2 electric wire 350mm

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.

Shimano's e-tube technology; e-tube is a two-prong system and is NOT cross compatible with Dura-Ace 7970 Di2 wiring

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.

Shimano's e-tube technology; e-tube is a two-prong system and is NOT cross compatible with Dura-Ace 7970 Di2 wiring