This Square D J SE-37621-22 mechanical lug is a reliable solution to connect wire and cable in electrical equipment and supplies. Made of high-quality aluminum, this mechanical lug is suitable for use with 6-300MCM wires and cables. It is compatible with Square D brand and is designed to provide a secure and tight connection with the wire. Ideal for use in wire and cable connectors, wire connectors, and terminal blocks, this mechanical lug is a great addition to any business or industrial setting. Its durable construction and reliable performance make it an essential component for any electrical project.