Back Roller

I made A small back roller for my mom.

Supplies

1. 3D printer
2. Filament

Step 1: Making the Frame

Go to tinker cad and select a cylinder. Then put a smaller hallow cylinder in the middle of it. Then merge them. It should make a hole in the middle.

Step 2: Making the Bumps

Then select the round roof. Place down 44 of these flat along the Tinker cad.

Step 3: Upload File

Then download it as an STL file and upload it Prusa slicer and then You print it. And that is it! I would have a physical copy but my teacher is cheap and wont print me one