BM-DN100 Di2 External Battery Mount Downhill bike Hook On system

Hook On system

body armors or any soft material which comes into contact with the rider

Hookless rims subject to ETRTO 5bar/73psi max

helping you build confidence and dial in your skills

BM-DN100 Di2 External Battery Mount Downhill bike Hook On systemBattery 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 Attributes Misc Short, M4x16mm screws included