I have just bought one I am currently sussing out how to attach to my new CT and add the struts etc.
It is the 12' model and there is bloody heaps of room (I've had it erected "ie tied" to the CT)
So I can't advise specifically as yet.
Shane - KZN185; PolyAir Bags; Uniden UH050XR 5xWatt UHF; 65ltr Evacool & a DIY CT under construction
eBay Username Cruzin4WD