Feature: 1. ADJUSTABLE: Gooseneck trailer locks are compatible with a variety of gooseneck trailers. There are adjustable double pin positions for easy customisation of your trailer. 2. WIDE APPLICATIONS: Gooseneck trailer locks are suitable for a wide range of applications, providing an effective security solution for heavy duty trailers, livestock carriers, and motorhomes. 3. STRONG SECURITY: Gooseneck trailer locks improve the protection of your trailer, providing extra protection against unauthorised access and safeguarding your valuable cargo. 4. HEAVY DUTY CONSTRUCTION: Gooseneck locks feature heavy duty construction and are made of sturdy metal to ensure long lasting reliability against tampering and harsh weather conditions. 5. EASY TO INSTALL: Our gooseneck locks are quick and easy to install. No complicated installation is required to provide enhanced protection for your trailer. Specification: Item Type: Gooseneck Trailer Lock Compatible with ALL 2-5/16in Gooseneck Couplers Material: Metal Fitment: Suitable for heavy duty trailers, livestock transport vehicles, and RVs, including for Bulldog, for T.E.M., for TEMCO, Hammer blow/Sequence coupler. Package List: 1 x Gooseneck Trailer Lock1 x Lock Pin 2 x Keys