Specifications

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 Rear junction: Connection of junction (B) Built-in type
Built-in type (SM-JC41)
Wire holder
1. First pass the electric wires for junction (A), the battery mount,
the front derailleur and the rear derailleur through the holes in
the frame into the bottom bracket shell.
* The electric wires have a correct way of being inserted. Make
sure that you insert them from the direction shown in the
illustration.
Electric wire for front derailleur
Electric wire for junction (A)
Electric wire for rear derailleur
Bottom bracket shell
Electric wire for battery mount
2. Connect each electric wire to junction (B). Be sure to push them together
until they connect with a click.