This unit comes from the Johnstown, Pa. Traction Co. trolley system. If you Goggle it, you can read the history of trolley era from horse drawn to busses. This is a steel jacket over composition insulator with an accompanying steel pin. As you can see, everything is in great condition. My price has dropped to $23 which includes all shipping charges to any address in the U.S. No interest on Icon so this piece is now being auctioned on eBay. SOLD ON eBay FOR $17.50