He says it's too small for anything but his spare. I priced this rack at $275 (lowest I found) but you also require mounts and the crossbars...out the door you're going to be around $600-$650, and you're going to have a lot less room on the rack than I do.
But, to each his own. If this is big enough for you, it will certainly work on the H2.
You can find more details on this one here:
http://www.yakima.com/products/dynamic/8007070_6.html
Kelley