Soft Mount for Flight Controller (FC) and Power Distribution Board (PDB)

I wanted to design an option for soft mounting my flight controller and power distribution board. These are intended to be printed with a semiflex filament. M3 screws will fit through the holes. I recommend using M3 nylon screws.

SoftMount_PDBv2 - this model has 4 screw columns. It can be used for a Power Distribution Board, 4-in-1 ESC, or a Flight Controller. Since it only has 4 screw columns, it may still transfer some vibrations- but this option is easy to mount, as it will go directly int