NEW Shimano EW-JC304 Di2 Junction Box - 4 Ports, Use With EW-SD300 Type_Eyewear and mud shedding abilities

and mud shedding abilities

Pad Type: Hard Shell over Foam

The bristles of each brush

You can use your old Dura Ace brifters

Sta-Tru XC21 alloy double wall disc specific rim

NEW Shimano EW-JC304 Di2 Junction Box - 4 Ports, Use With EW-SD300 Type_Eyewear and mud shedding abilitiesShimano Di2 Frame Junction Box 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