Universal Fit, Suitable For At Least 44 Coupling Models And Variants. High Security Patented Locking System. Suitable For Braked And Unbraked Trailers, Horseboxes, Car Transporters Etc. Approved To Sold Secure Gold Standard For Caravans And Trailers. Approved By Secured By Design. Patent Pending Design. Lock Fits Between Handle And Main Coupling Body To Completely Block Coupling Use. Immobilises Hitch To Prevent Tow Away Theft. Fitted In Under 10 Seconds. High Security Pick Free Locks Have Thousands Of Possible Key Combinations And Are Supplied With 3 Keys. Plus A Key Identity Tag. Storage Bag Included. Supplied In A Retail Display Box With Colour Pictorial Instructions.