A dead shifter or derailleur battery miles from anywhere can ruin an epic ride.
This Shimano Di2 Battery Kit ensures you're prepared with the exact spares needed to get shifting again.
Features:
Securely holds one Shimano BT-DN320 derailleur battery and two CR1632 coin cell batteries in dedicated, rattle-free compartments.
Compact profi
5.0
2 ratings
5
4
3
2
1
Was ok too get battery inside it but was difficult too remove battery from holder...