here is a pic from pt.com, I was referred by Tony(ninball) mine look like these but with a brushed finished center like yours!
http://www.dpengineering.cc/
here is there site but the ones pictured are not shown(except in the gallery)
These are going on my 64 Chevelle two toned, air ride, LS1 or Lt1(not sure yet)
mark you have a PM