Originally Posted by
tomato coupe
It's a lot trickier doing things at 30mph than it is at 10mph, but the physics is the same. Pressure on the inside bar is not necessary at either speed. Obviously, for safety reasons, you're better off keeping your hands on the bars at 30mph.
Video this when you do it. Get into a sweeper doing about 35 mph applying countersteer. Maintaining body position and weight distribution, mid turn remove your inside hand from the bar. This is going to be fun to watch.