Found it fell apart quite easily, when trying to add next step on. The running boards fell off so many times, I decided to leave them off til I was finished. I found the back 1/3 of the vehicle popped off of the mid section, almost every time I had to add a layer, part, etc. By only overlapping the mid section by the one small piece, it was a pain. Needed a longer piece, more overlap to be secure. The display case is extremely flimsy & doesnât fit the full build. Where is the roof top tent suppo...