Does COMPIT also fit on aero handlebars? 07 February 2024 18:21 Updated The COMPIT system fits on every AERO handlebar with a constant, round clamping diameter of more than 70mm width. Alternatively, the COMPIT system can also be mounted on an Ahead stem with a round cap. Related articles How long is the ANYWHERE adapter strap and up to what diameter will it hold? Will COMPIT also fit aero handlebars? Can I also use the +COM/CHARGER in the rain?