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Shimano EW WU111 D Fly Wireless Unit for Di2 Systems ANT Bluetooth
Shimano introduced the Di2 Wireless Unit SM-EWW01 (previous version of the EW-WU101) featuring the new Shimano D-Fly Data Management system. This wireless component added another dimension to the Di2 experience by wirelessly connecting riders to their Di2 data through a cycling computer.
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