As title? Like a pump mount but for di2 battery?
You’re probably looking at either off the following;
- SM-BTC1
- BM-DN100
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Yep! BTC1 will only work with the 10/11-speed SM-BTR2 / BT-DN110.
it does not work with the 12-speed BT-DN300.
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BTC1 was exactly what I wanted. Bonus was it’s so old it was discounted.
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