- Width: 5.8 mm - Drivetrain Speeds: 11 - Color: Silver - Reusable: No
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
$103.99 - $135.99
Shimano's Di2 electric drivetrain takes shifting to the next level. Two Di2 Battery Chargers are available. Choose the model designed for your system's battery. An additional power cable is required for the external-style battery charger (sold separately). These chargers fully charge the battery in 90 minutes.
Shimano's Di2 Battery Charger Cable plugs into the Battery Charger (shown, but sold separately) so you can keep your electronic drivetrain at full power.
This is the correct plug-and-play wire for Shimano's E-Tube Di2 electric-shifting systems. It comes in sixteen different lengths, so choose the one(s) that's right for your Di2 E-Tube wiring configuration.
Shimano Rear Derailleur Pulley Assemblies
This replacement bolt unit ensures your I-Spec II shifters, dropper levers, and/or brake levers are securely fastened. Make sure your controls are ready to rip.
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