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Stock photo
Picture 1 of 1
Stock photo
Shimano SM-BTR1 External Di2 Battery for E-Bikes
Price:
£76.98
Returns:
60 days return. Buyer pays for return postage.
Condition:
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).