GOYADA Trailer Hitch Lock Security Ball, Universal Caravan Coupler Lock, Tow Ball with 2 Keys, Anti Theft for Towing (Yellow)

【Sturdy Material】The strong construction of trailer lock is made of high quality Iron and aluminium alloy material, and with zinc coated the surface, which will not rust, can withstand harsh weather conditions, most durable and long lasting coupler lock. 【Vehicle Security】Trailer lock prevents your trailer from being towed by anyone else while it's unhitched from your vehicle. It guards against trailer theft with heavy duty U-shape lock construction and highly visible color which resists picking and prying. 【Adjustable】The coupler lock is designed to fit 1 7/8 in, 2 in., and 2 5/16 in. couplers and ratchet of the trailer lock is adjustable for 10 locking positions, and you can adjust the size according to different types of trailers. 【Easy to Use】All you need to do is attach the trailer lock to the trailer hitch, the U-shaped locking bar is adjustable up and down and is secured with a key to facilitate the connection and tight fit between the two, and it is easy to install and remove. 【Multi-purpose 】The trailer Lock included 2 safety key, and space to fit most trailer hitches. Universal coupling lock to attach to the tongue of your trailer, camper, RV, or boat trailer for added protection when you are not around.