Shimano E-Tube Di2 Short Battery Mount SM-BMR2-S1
The Di2 E Tube Short Battery Mount SM-BMR2-S1 is for frames that have a Di2 specific battery mount which looks like two holes 37.4mm apart - typically located under the bottom bracket, downtube/bb area or left chainstay. This battery mount is compatible with both internal and external wiring. Battery not included - sold separately.
- For bike with a Di2 specific battery mount
- Compatible with both internal and external wiring kits
- Shimano part number ISMBMR2S1