I've been shopping for one for a while. They are out there. Most of the kegging supply online vendors have them. My issue is that I'm looking for 24" brass to fit under my 6-tap tower...
24" all brass used driptray, $20. this looks like a nice one because no plastic grid insert.
http://cgi.ebay.com/Brass-Drip-Tray...ultDomain_0&hash=item35abfa23cf#ht_500wt_1154