GB's WingGard™ twist on wire connectors offer unsurpassed quality and durability in a high-leverage, easy-on, wing-type design. These hardworking connectors offer a wide range of connection options essentially ensuring that one-size can do the job of Multi-ple standard connectors. The swept wings provide added turning torque and reduce the strain of Multi-ple applications. The thermoplastic shell provides strength and resistance to chemicals while a long skirt prevents exposure of bare wire. The zinc-plated square wire spring inside instantly adjusts to the shape and size of the splice upon insertion ensuring a long-lasting connection that resists corrosion and exceeds UL standards for dielectric strength and wire pullout force.