NEW Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port variant-size-15-5 Avid CleanSweep Disc Rotors

Avid CleanSweep Disc Rotors

double-butted main triangle and 44mm headtube

the motor gearbox disengages

Derailleur Capacity: 22

Rotors: Shimano RT10 Center Lock

NEW Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port variant-size-15-5 Avid CleanSweep Disc RotorsShimano 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