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Shimano BT-R1A External Di2 Battery

Shimano BT-R1A External Di2 Battery
$79.99
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This item can be purchased online and picked up at your convenience. We offer free weekly transfers between our stores in College Park (Proteus) and Solomons (Patuxent Adventure Center).

Details

Shimano BT-R1A External Di2 Battery

- All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions
- Use Di2 system checker to update component firmware
- Di2 External Battery, battery charger, and power cable are universal between Dura-Ace 9070, 7970, Ultegra 6870, 6770 and Alfine Di2 systems
- Battery weight: 71 grams

Part Numbers

UPC MPN
689228289635 ISMBTR1A