What I know about 3D Printing would fill half the side of a postage stamp but I would wager it could not possibly be as challenging as some of the wonders we see on this Forum,
I am not suggesting Tri-Axle Air Suspended curtain sided Lift Axle Trailers

I am sure that there is a market if only there was a product at a reasonable price.
Just perhaps such a wonder does exist and I missed it If so please do let the rest of us know
