The kobuki base alone isn't going to drift, so it is smart which the tilted inertia triggers the drift. Obviously I am able to hack my URDF which has a weightless superstructure, but I planned to resolve this in a more reasonable way. I attempted all I am able to https://www.uk-exhibitionstands.co.uk/maximise-your-brand-impact-with-a-bespoke-exhibition-stand-from-uk-exhibition-stands/