In addition to the 3D printed part, you will need one of each of the following, instructions for its use are here.
Download the model from Printables or Thingiverse
We suggest printing with 100% infill and with ABS plastic.
Don't have a 3D printer? We have it hosted on Printables and Thingiverse where you can choose from a few companies to print it for you. Public Libraries are also a good place to find a 3D printer.