BM-DN100 Di2 External Battery Mount
Product # 660285
  • Battery mount for the externally-mounted SM-BTR1
  • Required to connect the Di2 system wirelessly to the eTube app
  • Backwards compatiblity: allows to use all the latest Di2 wireless functionalities on older eTube Di2 groups at a minimal cost
  • -01: long mount, for external cable routing
  • -02: short mount, for internal or external cable routing
Specs
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