I have always liked the benefits of the internal beadlocks, so for a while I planned to go with Staun until I recently discovered this company:

http://www.innerairlock.com/beadlocks/

Same thing just a little cheaper! That way I don't have to buy new wheels, plus I can keep my light weight Moabs instead of using heavy beadlock wheels. I still want to protect the bead from getting chewed up off road so I will probably do some kind of replacement ring too. Something I have been toying with: