The Polaris ITG-3/0 Grey Multi-Tap Single Side Entry Connector features 2 ports sized for 3/0 - 4 AWG Class B, C or D wires or 2/0 - 2 AWG Class K, M or I wires. The body is made from aluminum alloy wrapped in a layer of plastisol insulation. Each port is specially designed for fine-stranded copper wires and pre-loaded with an oxide inhibitor, with removable access plugs over the hex screws used to tighten the connections. Installs with a hex key and torque wrench, without any tape or additional supplies. Designed for use in a wide range of splicing fine-stranded wire applications, including installation in cable trays, troughs, wire-ways, raceways, ducts and motor junction boxes.