Battery bracket for Shimano Di2 battery SM-BTR1. Available in different versions, according to frame type and cable routing. Enables the Bluetooth
Shimano BM-DN100 Battery Mount for SM-BTR1 Di2 Battery-Pack - black
Shimano BM-DN100 Di2 Battery Mount - Components
Shimano Di2 SM-Btr1 External Battery
Shimano Di2 Batteries SM-BTR1/SM-BTR2/BT-DN110 & SM-EW90/EW-RS910 Junctions
Shimano Di2 Battery SM-BTR1 — Bike Stop
Shimano Di2 SM-BTR1 Battery Shimano
Texas Cyclesport Shimano SM-BTR1 Di2 Battery, External, 45% OFF
Shimano SM-BTR1 Di2 External Battery
Shimano Di2 SM-BTR1A Universal Battery [ISMBTR1A]