Shimano EW-SD50 Di2 E-Tube Wire 400mm. Shimano E-Tube wires and connectorsFrame grommets for E-tube internal-wiring compatible frames are sold separately see Shimano Frame Grommet Kit Electronic Shifter Extra Parts
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
All e-tube wires may be used for internal or external applications
- TECH SPECS
| Length | 400 |