USB Tesla Coil Toroid top load

You can get small Tesla Coil modules at eBay, built around the Exciter Slayer circuit.
... but they just do not look right without the typical top load of the "big" coils.

This print is a toroidal top load for the smallest modules I found.
eBay search texts below.
I spray painted it with zinc spray, usually used for corrosion protection in car repairs, to have it electrical conductive.
Would be great to have Feedback if someone printed this with conductive filament.

It has a small rece