Mats camber trust exist(may be not in your kid bike
![Wink :wink:](./images/smilies/icon_wink.gif)
) ... when tire is cambered load is uneven distributed over inner edge so tire change its profile and become cone ... and rolling cone do not want to follow straight line
![Smile :)](./images/smilies/icon_smile.gif)
of course camber thrust is issue on soft high profile heavy cambered tires ..
![Smile :)](./images/smilies/icon_smile.gif)