The footrest is made like in a real car where the point is that to avoid your foot sliding off the foot plate and touch the tub/chassis (which can cause anything from a stuck throttle to a sore knee) you can simply rest your foot under full throttle application without having to use effort keeping your foot on the plate. Here is a good example from a high end real race car application: apracing.com/race-car/pedal-boxes/sliding-floor-mounted-reversed-pull-type
