Description:
- • 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:
Misc: Short, M4x16mm screws included