chip truck design

[04superduty]

there is a company that sells a trailer thats very similar, it has a big yellow belt on the floor to unload with.

 

[elmnut]

Load Handler Cargo Unloader — 3000-Lb. Capacity, Commercial Grade
Moves firewood, black dirt, gravel, patio rock, lumber, building materials and more off the back of your truck with ease! Crank pulls the heavy duty bed liner into the tailgate roller.

Northern tool sells these for about 149.99