Shimano Short Battery Mount External/Internal Wiring

Discover the Shimano Short Battery Mount designed for both external and internal wiring, perfectly compatible with Shimano Di2 External Battery Mounts.

• Ensure all Di2 components on your bicycle share the same firmware version to avoid malfunctions and maintain optimal performance.
• Regularly update your component firmware using the Di2 system checker available at http://e-tubeproject.shimano.com/ for seamless integration and reliability.