Shimano SM-JC40 Di2 External Frame Junction Box 4-Port MPFN-06-001961 6 Defined Color Black Stack

6 Defined Color Black Stack Height 41 Weight 123 Color Matte Black Material Carbon Length 90 Bar Clamp Diameter (mm) 31

}HT Components T2-SX Pedals - Dual Sided Clipless with Platform Aluminum 9/16" Royal Blue

Number of Compartments 1 Primary Material EVA Color Black Total Volume 22 Access Style Zipper Defined Color Black Waterproof No Weight 70

Flange No Color Black Length 133 Defined Color Black Grip Shift Specific No Shape Ergo Weight 54 Lock On No

Shimano SM-JC40 Di2 External Frame Junction Box 4-Port MPFN-06-001961 6 Defined Color Black StackShimano SM JC40 Di2 External 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