square shelf
thingiverse
You'll need to drill your own screw holes - printing without them is a whole lot simpler. Base 2.1 200x200x100 from picture Base 2.1 200x200x50 Base 2.1 200x200x150 Base 2.1 300x300x100 with thicker walls (5mm instead of 4mm)
Download Model from thingiverse
With this file you will be able to print square shelf with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on square shelf.