For U.S. "Custom" type, Rockett is one of the only ones I like. Ricky is VERY forthcoming about what he uses. He's got alot of his own parts already machined in the U.S.
Here is a good vid :
http://www.youtube.com/watch?v=_9MPKJVKWYw
That evil clown setup is sick!! That would be an awesome kit to use while playing for a Korn cover band.... well when playing their older stuff lolz!