I have 1 x 10s stepped with locking pegs and "legos". Legos fit on the 1 x 10. I have been to some really off level sites, so now I can level probably a good 8+ inches. I haven't experimented yet with my maximum height.
TV - 2015 Ram Truck EcoDiesel
TV - 2006 Jeep Liberty Turbo Diesel (Retired to Daily Driver)
TT - 2015 Rockwood Roo 183
Nights Camping --- 2015 - 19 Camped | Winterized -- 2014 -18
Come read my Camping Blogs