Shimano Di2 EW-RS910 Internal Junction A

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E-TUBE Junction A - Built-in type for frame or handlebar Designed for use as a bar-end on drop handlebars or with designated frames, the RS910 junction is a 2-port option for inter nal E-TUBE wire routing, charging, battery monitoring, and shift mode switching. FEATURES Built-in type Junction-A with frame or handle type Show more