Noticed this on the web (no affiliation to seller). Looks like a cool concept to be able to remove the camper from the rear tray. Setup base camp and roam but it is expensive.
169,000 AUD
http://www.exploroz.com/Trader/Vehicles.aspx?id=7320
169,000 AUD
http://www.exploroz.com/Trader/Vehicles.aspx?id=7320