Prusa Enclosure Bottom Table Leg Braces

I wanted to stack my IKEA Lack tables 3 high, and I'm not comfortable with the idea of my printer being perched on the highest level with nothing actually holding its' platform in place. I made up these brackets that are designed to print without supports using 2 perimeters and 10% infill with a 0.6mm nozzle extruding 0.63mm width and 0.4/0.3 layers. They are intended to screw into the base and top of the legs of the middle table on top of which the printer sits, for a total of 13 brackets att