Cerberus
thingiverse
I discovered the reference model on Sketchfab at https://sketchfab.com/models/a5b1a30f1735461c8a31f40b8b8eb74e. The credit for this goes to thesalomao. I simply converted it to STL format and scaled it accordingly.
Download Model from thingiverse
With this file you will be able to print Cerberus 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 Cerberus.