The Kobuki base on your own isn't going to drift, so it is smart which the tilted inertia leads to the drift. Needless to say I am able to hack my URDF having a weightless superstructure, but I wanted to fix this in a far more reasonable way. I attempted https://www.uk-exhibitionstands.co.uk/product/casonara-tower-360o-light-box-display-100s/