The Bates 2P20G-M offers innovative features which make them ideally suited to withstand the rigors of production. The UL Listed plugs and receptacles are compatible with existing 2P&G devices. Sturdy brass pins & sockets are mounted with a minute amount of play to insure positive alignment and are individually replaceable in the event of damage. The females feature a unique insert to enhance conductivity. Connectors are supplied complete with the necessary lugs, screws & lockwashers.