
Dreamruns
Shimano Di2 BTR2 Internal Battery Seat Tube Shim
- Dreamruns$15.40Buy
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From Dreamruns
Shimano Di2 BTR2 Internal Battery Seat Tube Shim. Shimano Di2 External Battery MountsAll Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions. Use Di2 system check...