2 potmentiometer directional and speed control for motors

Summary I am automating a table saw and need directional control with potentiometers so i made this to be able to vary direction and speed for each axis it uses a bearing 20X7 with 8 mm hole and a 8 mm metric bolt. Inventor project included in zip file Latest version is stronger. Fits pot meters "Film Potentiometer RK163 Series" Film Potentiometer RK163 Series Print Settings Printer: Creatr XL Rafts: Yes Supports: Yes Resolution: Fast Infill: 25% Custom Section