Introducing our highly secure and reliable U-shape keyable steel trailer coupler lock! This universal trailer ball tow hitch lock guarantees ultimate protection for your valuable trailers. Crafted by our skilled team at the factory, this lock is designed to fit various coupler sizes, ensuring compatibility. Featuring a lockable mechanism, your trailers will be safeguarded against theft or unauthorized access. With an included key, you can easily unlock and remove the lock, granting effortless usage. Choose the ZC2023 trailer coupler lock for peace of mind during transportation.