This mount is for Tarmac SL8 seat post, allowing you to mount a Garmin Varia rear radar light.
For this mount you will need a Garmin puck with threaded inserts.And following fastener2 x M3x5mm1 x M4x16mm
Some people complained about clearance. I uploaded 2 more designs with 1mm and 2mm more clearance.
Update V2:A new version is now available, the V2 has been optimized for FDM printing, you can print it without supports.
3D PRINTING SETTINGSI suggest printing this in nylon fiber with carbon or something similar.
Use 0.2mm layer height with at least 50% infill