Feature:1. LONG LASTING DURABILITY: The gooseneck hitch lock is made of high strength metal material, providing resistance against physical attacks, rust, and harsh weather conditions.2. PROFESSIONAL DESIGN: Carefully designed quality metal construction, the adjustable 2 pin position allows for easy customization to fit all gooseneck 2 5/16 style couplers.3. VERSATILE COMPATIBILITY: This gooseneck trailer hitch lock is suitable for RVs, livestock carriers, and heavy duty trailers, making it a versatile security solution for a variety of trailers.4. ENHANCED SECURITY: The gooseneck hitch lock provides an added level of security, designed to prevent theft of your trailer by securing your hitch to your vehicle.5. WEATHER RESISTANT: Gooseneck trailer hitch lock will not rust in harsh environments, providing excellent wear and oxidation resistance for long lasting protection.Specification:Item Type: Trailer Hitch LockMaterial: MetalSize: Approx. 11inx 6-1/4in x 4-1/2in (Length, width and height)Pin Diameter: 3/4 inchFitment: Replacement for 2 5/16 inch couplersSuitable for trailers, RVs.Package List:1 x Gooseneck Trailer Lock1 x Lock Pin1 x Password Lock