SHIMANO Ultegra Di2 Junction Box One Color, Internal/SM-JC41

SHIMANO Ultegra Di2 Junction Box One Color, Internal/SM-JC41

$20.71 - $24.98

Description

The Shimano Ultegra Di2 Junction Box is what is referred to as the B Junction. This is the point in the wiring system where all the component pieces converge. It's a crucial item along with the five...More

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$24.98

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$20.71

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Amazon Marketplac...

$20.71

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Description

The Shimano Ultegra Di2 Junction Box is what is referred to as the B Junction. This is the point in the wiring system where all the component pieces converge. It's a crucial item along with the five required wire sections to operate your Ultegra Di2...