Cubii Jr platform

I work from home a lot and thought the Cubii Jr looked like a good way to get some more exercise. It looked like it would work out, but I ran into too many issues with the chair pushing away. Wheel locks on the chair and the wheel stops the Cubii came with did OK, but made getting in and out of position annoying. Ultimately I stopped using it.

Then I came up with an idea to put it up on a wheeled platform that could attach to the chair so it would easily move with the chair when I needed to s