Parametric Build Plate Support for Delta Printer

I needed some sort of support for the build plate on the Delta printer I am designing & came up with this idea. There are quite a few variables you can change, but most of the ones you really need to adjust to your design are nearest to the top of the program. I still have not decided on the size my Delta will be which is another reason I wanted to be able to easily change the sizes. I included STL files for 3 sizes. The 310mm OD & 220mm OD are probably the most common used. This design may