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Shimano SM-JC41 Di2 Internal Junction B Box AI long service life
Shimano SM-JC41 Di2 Internal Junction B Box AI long service life
Shimano SM-JC41 Di2 Internal Junction B Box AI long service life
Shimano SM-JC41 Di2 Internal Junction B Box AI long service life
USD37.89 USD62.89

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Shimano SM-JC41 Di2 Internal Junction B Box AI long service life

SKU 66454064773
4.3
Description

long service life

The 75mm set is optimized for the SES 7

We opted for an aluminum alloy that will bend before breaking

Front & Rear Shift: smooth and reliable shifting

Shimano SM-JC41 Di2 Internal Junction B Box AI long service lifeFor 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. Specifications For internal wire routing Mfr Claimed Weight 4. 1g

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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