About

Description & Specs
Shimano Di2 BTR2 Internal Battery Seat Tube Shim. Shimano Di2 External Battery Mounts
  • 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 from http://e-tubeproject.shimano.com/
    • Description & Specs
    Shimano Di2 BTR2 Internal Battery Seat Tube Shim. Shimano Di2 External Battery Mounts
  • 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 from http://e-tubeproject.shimano.com/

    • Shimano Di2 BTR2 Internal Battery Seat Tube Shim

    BA0300

    $15.09
    $15.09
    $15.40
    Shipping calculated at checkout.
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