Whether you're a contractor on your way to the jobsite or just a casual fisherman heading to the boat landing, you need working trailer lights to tow safely and legally. For any towing setup, Curt Manufacturing offers quality wiring components, including complete wiring kits, circuit breakers, wiring connectors and more. Curt Manufacturing twist-on wire connectors provide a firm connection between wires and make the installation process simple. With their contoured wings, they can are easy to grip and twist onto any 18-10 gauge wire. They feature a plastic construction and a 600-volt maximum capacity. This package includes 100 twist-on wire connectors.