Tetrahedral Hubs
thingiverse
A plethora of hubs designed specifically for crafting basic tetrahedrons. The downloadable files have been optimized for use with 1/4 inch dowels, yet they can be effortlessly scaled up or down within SketchUp to accommodate a variety of diameters.
Download Model from thingiverse
With this file you will be able to print Tetrahedral Hubs 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 Tetrahedral Hubs.