Iroc-Z wheel center caps... Billet.
 

Custom 1 off billet '85-'87 Iroc Center caps

These ONLY fit '85-'87 16" Iroc wheels. ( '88-'90 16" Iroc wheel center caps are a smaller diameter )

Theft proof unless they take your wheels to. ONLY set in existence. Done by www.custombilletworks.com.

Sold the wheel so no need for these. They are sanded and then wetsanded to 400 grit and ready to polish.

Set of 4 - $100

http://s413.photobucket.com/albums/pp214/onebad82z/Iroc Wheels/