Shimano EW-RS910 Junction Box A Components Shimano
SKU: 210000085109
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Shimano EW-RS910 Junction Box A

$123.99
$123.99 $123.99
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Product Details

The Shimano EW-RS910 Junction Box A serves as a vital connector in the E-tube wiring system, linking to key points on the bicycle such as the front derailleur, rear derailleur, cockpit junction box, and battery mount via SD50 E-tube wires. It's crucial to note that all Di2 components on the bike must share the same firmware version to prevent malfunctions.

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