The Shimano Di2 SM-JC41 junction allows you to connect your Di2 components with each other inside the frame or down tube. The distributor serves as a junction between front derailleur, battery, rear mech and shifting unit.
Dimensions: approx. 30.5 x 14.5 x 8 mm
Four E-Tube ports
1 piece
Note: Compatible with all Shimano Di2 components except Dura Ace 7970!
Manufacturer’s ref.: I-SMJC41
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