
BikeTiresDirect
Shimano Di2 SM-BCR2 Internal Battery Charger
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From BikeTiresDirect
The Shimano SM-BCR2 is required to charge the SM-BTR2 internal seatpost battery used for Dura-Ace 9070 Ultegra 6770 and Alfine electronic systems. | Shimano Di2 SM-BCR2 Internal Battery Charger