A simple solution for a minimalistic Ubiquiti Unifi stacking solution.

Devices used
USG-3P Gateway
USW-8-60W Switch
UC-UCK Cloud Key Gen1

Features
Slip-Fit Mount for the three devices
Front plate with embedded 8mm * 3mm magnets
80mm fan mounting holes for M4 threaded inserts on the left side

Print instructions

All the side pieces can be easily printed laying flat with no overhangs.
Make sure to orient the front (FL & FR) pieces to have the magnet cavity oriented upwards.

For the frontplate, insert a M0 or M600 at the right position in the gcode to top before the internal holes get bridged and insert magnets.