huge vintage porcelain insulator sbt numbered Start Price USD 149.99 Current Price USD 149.99 Time Left - Bid Count 0 Buy It Now Price - Reserve Price - Start Time Monday, September 29, 2008 End Time Wednesday, October 22, 2008 Location WYOMING, MI See more about 'huge vintage porcelain insulator sbt numbered ' Description huge insulator approx 8" x 11" ---SBT on the side and no. 536 on the side;  top is numbered 215756 ,  a few tiny pits , in very good condition, also check my store for many new & used items and great gift ideas; Place a Bid!