wheel leveling chocks

I got the Andersen's last year. Much easier than the lego style blocks. And not really that much more expensive. You will need at least 2 packs of the lego blocks to gain any kind of height. The Andersen's will get you almost 4 inches quickly. Once they are in place you just keep moving until level. With the blocks you back up on them, check for level, pull off, add another row, back up on them again and check for level.