Shimano Di2 External Battery SM-BTR1

Shimano Shimano Di2 External Battery SM-BTR1
Out of stock
Details / Shimano Di2 External Battery SM-BTR1
- Proven to deliver reliable performance in all conditions
- Rechargeable Di2 battery holds a 1000km charge, even when circumstances require consistent and frequent shifting
- Lithium Ion technology is lighter, more compact and better performing than other power sources
- Mounting bracket easily adapts to all road bikes
- Battery can be removed easily for charging
Compatibiity:Shimano Dura Ace Di2 and Ultegra Di2 groups
Material:Composite
Weight:69g