In defense of XXL (did I just say that?) his original link had a full page of results from a search. Unfortunately the link is no longer valid. On the other hand the pic was a rather impolite.
my68c20 there are several different brands of tubular control arms. Do a search on
www.summitracing and see what they have available.
What are you gaining to accomplish with them? Is it more of they "wow" factor because they look cool, or are you looking for other benefits?