This is a three screw support to hold your headset while not in use.It's best to mount it in a shelf if there is any over you computer monitor if your headset is large in size.

You'll need 3 screws with a diameter close to 3.40mm (0.1338in) with a conical head.

Follow pictures for better visualization.

My settings are:Nozzle size: 0.40mmLayer height: 0.35mmLine width: 0.55mmWalls: 4Top/Bottom thickness: 1.00mmInfill: 10%Printing time: 1h 57minWeight: 60g