You can see in the pictures how to set it up. I used used seven 3,0mm x 16mm wood screws.
The G-Code is made for Filamentum PLA.
If you want to slice it yourself, make sure to set “Loops” at the “Skirt” settings to 0. The print needs the maximum bed space.
You need to mirror one of the pillars lengthwise to get the second one.
The rest is just plug and play.
The author hasn't provided the model origin yet.