3d Marble Maze costumizable

I redo the original [ https://www.thingiverse.com/thing:1498778 ] in OpenSCAD to be able to parametrize it to other ball sizes.

If you have a 3/16 inch ball use the orig one, if you have some other ball sizes just download Openscad open the file scroll down to the parametric section. Adjust to your setup. Press F6, export as stl and print it in your customized size ;).

Keep in mind, that you have to add some "tolerance" to your measured ball diameter.
If the ball diameter is to big you al