– Shimano Di2 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
– Number of Ports: 4
Reviews
There are no reviews yet.