Shimano Battery Mount SM-BMR2-I
This is the internal version battery mount for the Di2 Groupset battery. Available in three options Long External, Long Internal, and Short, the E-Tube Di2 SM-BMR1 Battery Mount securely holds your drivetrain's power source. Both long versions mount to either down or seat tube braze-ons. They're designed to be paired specifically with either the internal or the external wiring kit.
- MODEL NO: SM-BMR2-I
- SERIES: SHIMANO ULTEGRA 6870 Series
- Specification: Long size battery mount
- Wire routing: Internal
- Compatible: EW EW-SD50