Shimano Di2 connection box with 5 ports, for mounting on a stem. The connection box is intended for connecting the E-TUBE cables from the shifters, any additional shift switches on aero hoops, as well as the cable for front and rear derailleurs. The Shimano EW90-B has a built-in battery indicator, charging connector and gear selection button.
General | |
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Color | Black |
Gear group | Shimano Dura Ace Di2 |
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