Thunder Mountain Bikes
Di2 BT-DN320 Derailleur Battery
- Thunder Mountain Bikes$46.20Buy
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From Thunder Mountain Bikes
Designed specifically for Shimano&&';;s wireless XTR Di2 system the BT-DN320 powers the lightning-fast precision shifts XTR is known for. Housed securely within the rear derailleur this compact battery is built to stay protected and perform reliably no matter how rugged the ride. Features: Integrated & Secure: Mounted internally inside the derailleur for protection against impacts and vibration. Reliable Performance: 310mAh capacity delivers long-lasting power for extended days on the trail. Easy Charging: Fully removable design makes recharging simple and hassle-free. Specs: Weight: 22 grams each