PRO Di2 Battery Holder
The PRO Di2 Battery Holder is a SHIMANO Di2 battery holder designed to position the battery inside the steerer tube.
SHIMANO Di2 Battery holder to place battery inside the steerer tube
Slots in below traditional top cap
Compatible with SM-BTR2 battery
Includes stainless-steel tool to remove the set
Original Pro parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.