Shimano Di2 connection box with 3 ports, for mounting on the stem. The connection box is intended for connecting the E-TUBE cables from the shifters, as well as the cable for front and rear derailleurs. The Shimano EW90-A has a built-in battery indicator, charging connector and gear selection button.
Color | Black |
Gear group | Shimano Dura Ace Di2 |
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