Here's a RARE Dark Olive Green Isorex 32 embossed tunnel insulatort! This unusual style insulator has been seen in porcelain used in tunnels in Italy and Switzerland. This is the first glass example found and its in excellent condition with only 2 tiny tic marks with NO cracks or chips! This beauty is unlisted in the books and NIA website! Measures 2 1/2" x 3".

First email gets this RARE spool insulator for only $550 shipped. Thanks!