Shimano Di2 Internal Mount Battery - SM-BTR2-1
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msrp: $200.00 Price: $199.00overviewThe new Dura Ace 9070 internal battery, available to fit either in the seat post, seat tube or down tube. The new junction box port will allow the battery to be charged in place. Weighing in at 60 percent less than the previous external battery, this system requires less weather proofing.46g accessoriesreviews |
