I had not opened the individual boxes. I received everything but the actual hitch. Despite the free packaging material I would have preferred everything in one box.
I used that packaging material to secure a baby Yoda piņata filled with a Super Mario Lego kit for my nephew's birthday.
It probably won't arrive in-time.
This is the only time that I approve of butt streamers.
As for the hitch, this is all of the information that Uhaul has provided me: