Anyone seen or used one of these
http://www.axlecrutch.com/ Looks like it might be a handy item to have in a pinch. I wonder if you could make one yourself, it looks pretty simple.
Forum Discussion
This is the same idea the Class 8 guys have used for decades. When you're out in the middle of nowhere and blow two tires on the same axle or a brake locks up, you chain up and limp to help. Ratchet straps work just as well for travel trailers.
