Magic: The Gathering dresser knobs

Knobs that can be screwed on to standard #8-32 machine screws. This 3mf file is meant for PLA, and is made to be sturdy. If paused within the last 8 layers, you can swap filament for a striking color contrast. In Cura, this is done automatically by going to Extensions->Post Processing->Modify G-Code->Filament Change->Layer 160