Originally Posted by
Dean V
If it is the same as what is on my Madone there are 1 threaded hole underneath in the centre near the front?
That takes a Bontrager "GoPro" style adapter which then takes subsequent Bontrger adapters for Garmin, lights etc.
I believe you're referring to the blender adapter, which does exist and I do use for my Garmin, however I do not believe aero bars can be attached to it.