One thing we found in our search is that you need to check weight figures very carefully. Some people put in a lot of stuff you don't need, layers of heavy paint, etc. Makes them look good, but adds weight.
That's one of the main reasons we went for the fixed-pitch model when we could have had a CSU for about the same price; a CSU weighs a fair bit...
Go through Air Safety Australia and pick all the RVs with collapsed nose gear... They just don't seem to be made for Australian bush strips.