Shimano SM-BTR1 External Di2 Battery for E-Bikes

Price:
£76.98
Free 3 day postage
Estimated by Mon, 3 Jun
Returns:
60 days return. Buyer pays for return postage.
Condition:
New
Using a hard wired battery system which is both light weight and accurate compared to current wireless technology (as a wireless system would require 4 batteries: one for the RD, one for the FD, and one for each shift lever).