In my professional opinion as a camper sales expert (that’s funny all by it self) you should have little or no troubles with this set up. I do recommend you keep it off the main roads, and under 75mph! Continue! :leaving:
I would have just added a caster wheel under 4X4 on trailer hitch and be good to go. O yea I would have went for the good caster wheel with grease fitting (high speed model)