Manufacture PN:
Manufacture UPC: 689228984219
Shimano Di2 External Battery Mounts
- Attaches to water bottle mounts on the down tube or seat tube of frame
- For use with internal wiring kits
- All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
- Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/