Tennis Tutor to Pickleball Tutor Conversion Kit

I own a Tennis Tutor and I couldn't believe that the Pickleball Tutor is over $1,000 and it is the exact same machine minus a few features and with slightly smaller wheels. I decided to create these smaller wheels and modify a few things. It works great and most importantly, it can be converted back to a Tennis Tutor within about 5 minutes. And if you stumbled upon this page and know nothing of 3D printing or don't own a machine, don't worry. I think there are links on this page to pay to ha