How to make a real game controller #1 ( audi r8 )

This controller is designed to make racing games for slope more realistic.
The steering wheel angle is as high as 270 degrees, but with a stable slope, it adds to the game’s fun We divided the first and second episodes because the production images were long. Please wait for the second episode to be updated soon.
We are going to start production if there are a lot of comments about brakes. Let me ask of your attention.

My cutting Tool : https://www.micromark.com/Wondercutter