new direction for Crawl - skip the new/awesome/expensive stuff and go for the mini/cheap ones.
Once you see one RuffStuff/Torq/EOR/Ouverson/RCV/Yukon/Wilwood/Raceline built axle, you've seen em all. Sami stuff - that's different
The Hero2 may not be as good as the 3, but it takes better video and pics than most people know what to do with. Saw one last night with accessories for $50 on ebay.
Take out the 8mm studs and cone washers.
Drill and tap for 7/16 fine thread bolts.
or if you have the $$, buy the new TrailMart internal flange hubs (like a mini-D60)