shelf pins
thingiverse
These are simple designs for holding closet shelves with pins, easy to manufacture. Print these out and then stick them directly into closet mounting holes for added shelf support. File number one has a 5.5 millimeter diameter, while file number two measures at 4.8 millimeters in diameter.
Download Model from thingiverse
With this file you will be able to print shelf pins 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 shelf pins.