Introducing our Trailer Hitch Receiver & Coupler Lock Kit! This comprehensive kit includes a 5/8” diameter, 3-1/2” long Trailer Hitch Lock specifically designed for Class III IV Receivers. Our durable hitch lock ensures a secure fit and prevents theft or unauthorized removal of your trailer hitch. Additionally, our 1/4” diameter Trailer Hitch Coupler Lock, boasting a 3/4” inch span, provides an added layer of protection for your trailer's coupler. As a factory, we take pride in delivering high-quality products that guarantee the safety and security of your trailer. Trust our Hitch Receiver & Coupler Lock Kit to safeguard your trailer and enjoy a worry-free towing experience.