Wow I call that (stunt work) you’d never catch me doing that on a bike. Sorry I just don’t have the bottle to do that. It looks very impressive the technique and skill, yes very impressive.
Maybe in another life I might try that but, I’m afraid I like to keep both wheels on the ground as much as possible. I haven’t cycled in little over 1 ½ years now.

I haven’t cycled in little over 1 ½ years now. By the way that’s nice looking machine I can tell iyt cost at least £500.00 plus.