Although not at that stage yet, I have been planning ahead, and found that using the PvP bracers with a +Def enchant would bring me across the line.
http://armory.wow-europe.com/#charac...ilash&n=Tjoala
^^
The druid in Curse tanking Illidan on the screenshots on WorldofRaids. Gets the last of his crit immune from Resolute cape and PvP belt.