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Product code: ISMJC41 | ID: 391748
For internal DI2 wire routing, SHIMANO's SM-JC41 Junction B is the central connector for DI2 systems. Wires from the front and rear derailleurs, cockpit area, and battery all plug into the 4-port SM-JC41 junction, which is housed inside the bike frame.
Made in
Japan
All reviews come from verified customers who have purchased a product from us in the past.
Dan V.
Czech Republic
02.11.2023
Krzysztof L.
Poland
21.10.2023
Wszystko prawidłowo. Szybka wysyłka
Automated translation
OLIVIER R.
France
30.09.2023
Impeccable, sérieux et rapidité
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Pavel Š.
Czech Republic
01.08.2023
Super cena
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