SHIMANO Akkuhalter intern | externally SM BMR2 for Di2 battery SM-BTR1
Di2 battery holder for bottle cage mounting with cable management inside or outside the frame. For fastening serve the bottle cage bolts, the bottle holder can still be used.
Compatibility: Shimano Di2 battery SM-BTR1
Connection: E-Tube Cable Connection
Connection cable: EW-SD50 (external installation), EW-SD50-I (internal wiring)
Attachment: bottle holder attachment
Versions: long (cable external), long (cable internal), short (cable internal / external)
Content: 1x Battery holder + M4 fixing screws, without cable!
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