IEWSD300L075
![Shimano EW-SD300 Di2 eTube Wire - For External Routing, 750mm, Black](http://shopbikesupply.com/cdn/shop/files/CY8915_{width}x.jpg?v=1715385859)
Shimano EW-SD300 Di2 eTube Wire for external routing is available in a variety of lengths.
- Compact design makes new electric components smaller and lighter
- EP8 EP800 Series