I change the H-bridge to IBT-2 because have more option to the future change to 24v motors and the current is bigger (43A) x Monster that have 20A nominal.
Finish the wiring and make test and adjust on PID. Everthing work fine. I use the code of "Sirnoname" XPID, and work very well!
I make the joint with 3d printer, bolt's and universal end joint.
I test too the triple screen in assetto corsa competizione:
In this video show the 2dof base in work:https://youtu.be/6WeMJkuAOVM