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Dura-Ace electric – the battery pack

Pushing the chain with the front derailleur requires the most power. The system’s battery pack is attached to the downtube (in front of the front derailleur).

Pushing the chain with the front derailleur requires the most power. The system’s battery pack is attached to the downtube (in front of the front derailleur).  |  Photo: Ben Delaney
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Dura-Ace electric - the battery pack
Pushing the chain with the front derailleur requires the most power. The system’s battery pack is attached to the downtube (in front of the front derailleur).  |  Photo: Ben Delaney
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