Introducing our U-shape keyable steel trailer coupler lock, Universal Trailer Ball Tow Hitch Lock, Lockable Trailer Coupler Lock with key, ZC2023. As a factory, we guarantee the quality of our products. This lock is made of durable steel, ensuring that it will keep your trailer secure during transport. The universal design fits most trailer hitch balls and couplers. The U-shape design provides additional security, making it resistant to prying and tampering. The keyable lock mechanism allows for easy installation and removal while keeping your trailer safe and secure. Order now and experience the peace of mind that comes with our reliable trailer coupler lock.