Sometimes I need to load heavy materials onto a pick up by myself. This awkward process is made easier with the help of an inverted wheelbarrow which provides a handy roller for the end furthest from me.
I'll let the pictures illusrate. Normally this would be done with an inflated tire. It has a slow leak and will soon be filled with foam. In this case, I'm using it to roll through back window area. It can also be placed near the back of the truck depending on the load.
I am Arthur, King of the Britons. And this is a tiny ad: