Shimano EW-JC302 Di2 Junction Box - 2 Ports, Use With EW-SD300
- Frame Junction Box connects via SD50 E-tube wires to four different points: front derailleur, rear derailleur, cockpit junction box and battery mount
- 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/
Product Specifics
Today's Stock Status
Currently not available
UPC: 192790597188
EAN: Not available
Manufacturer Part Number: Does Not Apply
CY8902
154992-Q0-L