Core Tow Receiver Lock is built from heavyduty steel and is designed to deter theft by resisting drilling. Easy installation without drilling; suitable for outdoor use with strong water resistance and rust protection. Locking mechanism features a builtin ball design: insert the key, press and rotate to switch the lock on and off. Provides a level of antitheft protection and is not easy to pick. Dustproof and waterproof cover protects the lock cylinder from water, dust, and debris to prevent damage and ensure long life. Applications and use scenarios Securing a trailer on a pickup truck with a hitch receiver. Locking a bike rack mounted on an SUV or crossover. Protecting a hitchmounted cargo carrier or storage box from theft. Material and compatibility Material: heavyduty steel. Compatibility: designed for standard tow receiver hitch applications. How to use Align the pin with the tow receiver, insert the key, press and rotate to lock, then remove the key. To unlock, insert the key and rotate in the opposite direction. Keep the dust cover closed when not in use to maintain cylinder protection.