Description
Full wireless technology means an all-new Battery. The BT-DN320 fits snuggly and protected within the new Wireless XT and XTR Rear Derailleur and powers the fast and smooth shifting.
- Protected Battery is tucked safely inside an enclosed space, so the battery won’t budge even in rough terrain, while remaining completely removable for charging
- 310 MaH provides for more riding on one charge
- Charger sold separately
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