The kobuki foundation alone would not drift, so it is smart the tilted inertia triggers the drift. Not surprisingly I can hack my URDF which has a weightless superstructure, but I wished to take care of this in a far more practical way. I tried all I'm able to contemplate, https://www.uk-exhibitionstands.co.uk/product/air-inflatable-backlit-square-tower-2m-2280mm-h/