This trailer safety chain is constructed from 5/16-inch diameter, high-strength steel links and is protected with a durable zinc plating to resist rust and corrosion in spite of the outdoor elements.
Dependable Safety : This trailer safety chain is designed to connect from your trailer to your vehicle to help resist complete vehicle-trailer separation in the event of a disconnection while towing.
Welded solid steel links with weather-resistant zinc-plated finish for dependable performance.