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SHIMANO

Shimano Junction-B Internal SM-JC41 w/opkge

INC-548

Regular price $30.99 USD
Regular price $30.99 USD Sale price $30.99 USD Sale Sold out
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Shimano Junction-B Internal SM-JC41 w/opkge Features

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.
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