Shimano SM-BA01 Bottle Cage Battery Mount Adapter (Dura Ace & Ultegra Di2) - ISMBA01
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29.49
$37.49
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Shimano SM-BA01 Bottle Cage Battery Mount Adapter (Dura Ace & Ultegra Di2) - ISMBA01, This is the Shimano Di2 Universal Water Bottle Cage Adapter. The Di2 water bottle cage adapter moves an adjacent cage to help with fitting the battery onto small frames.