Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port Model=Standard Headset Bearings }Brooks B17 Standard Saddle -

}Brooks B17 Standard Saddle - Steel Honey Women's

model R-Hawk/R-Raptor modular 30mm description 148mm Boost spacing axle spindle

}Quarq DUB Crank Arm Assembly - 167

Color Gold Material Alloy Spoke Diameter 1

Color Orange Rise 75 Material Aluminum Upsweep 4 Defined Color Orange Back Sweep (deg) 8 Weight 365 Bar Clamp Diameter (mm) 31

Shimano SM-JC41 Di2 Internal Frame Junction Box 4-Port Model=Standard Headset Bearings }Brooks B17 Standard Saddle -Shimano SM JC41 Di2 Internal Frame Junction Box 4 Port. Shimano Di2 Frame Junction BoxFrame 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