You see a universal hitch lock from the renowned Master Lock company. It is a reliable protection for your trailer or motorhome. The model is ideal for hitches with diameters of 1-7/8", 2" and 2-5/16". The housing is made of high-strength steel that resists corrosion and tampering. Installation takes only a couple of minutes - just slip the lock onto the hitch and close. Removal is even easier with the built-in key.