Jameson 6' JE Series foam core fiberglass extension poles come equipped with aluminum male and female ferrules that allow the attaching of Jameson accessories of extending the length of other Jameson poles. The foam core makes the pole more rigid than standard hollow core poles as well as preventing moisture build-up inside pole. JE Series poles are individually tested to 100kv per foot for 5 minutes. Not A “Hot Stick” – Not For Use On Energized Lines. Other lengnths available.