Bycicle tail light holder

This is tail light holder which has to be connected to seatpost.
You can print either solid one (which need seatpost to be removed before installation), or pieces which need small axis made from piece of steel wire.

.stl provided is made for seatpost dia 32.6mm

UPD: Added another part: the piece which attached directly to the light, the piece which attached between the light and the holder.