Trailer Hitch Lock Anti-Theft Trailer Parts Type: Trailer Hitch Lock Color: Silver Material: Zinc Alloy Size: 50*65.5mm Weight: 0.4kg Package Include: 1 x Ball Bearing Lock + 1 x Allen Key + 2 x Keys Made of high quality zinc alloy, suitable for all popular trailer hitches A ball bearing lock is an anti-theft device that expands and locks onto the trailer hitch, preventing the trailer from becoming stuck to the ball. Keeps the vehicle and trailer connected; Helps prevent trailer theft. Covered locks prevent dust and corrosion on the locking mechanism. This high quality zinc alloy trailer lock keeps your vehicle and trailer connected and is compatible with all common trailer hitches. Zinc alloy die-cast ball bearing lock, corrosion resistant and made of high quality zinc alloy, fits most 50mm connectors. Locks onto the hitch head to prevent theft and unauthorized use of trailers and boats. Features a dust and weather resistant cover and a convenient vertical design for ease of use. Covered locks prevent dust and corrosion on the locking mechanism. Tips: Due to the light and screen difference, the item's color may be slightly different from the pictures. images. Please allow 1-3cm difference due to manual measurement.