The Nakatanenga roof tent mounting system is great for a quick change. It makes removing your tent and storing it so much easier. It is suitable for all roof racks.
The Nakatanenga Roof Tent Mounting System will fit with a wide variety of roof tents and bars. However it is up to the purchaser to ascertain the suitability of this mounting system for their combination of tent and roof rack/bars.
Full Instructions here