This is a Shimano Ultegra Di2 EW-SD50 Extension Wire for all Di2 systems except Shimano 7970 Dura Ace.
- All e-tube wires may be used for internal or external applications
- Frame grommets for E-tube internal-wiring compatible frames are sold separately
- Ultegra Di2 wires utilize Shimano's e-tube technology; e-tube is a two-prong system and is NOT cross compatible with Dura-Ace 7970 Di2 wiring
Dura-Ace 9070 Di2
Shimano Ultegra Di2
This product was added to our catalog on July 29, 2014