https://nerdgaming.science/wik....i/Marine_Trailer_Loc
Boat and jet ski trailer coupling locks are very important security devices built to prevent unauthorized attachment and towing of trailers carrying valuable watercraft. are particularly useful for owners who leave their trailers parked in public places, boat ramps, marinas, or storage facilities, since they secure the trailer's coupling, so that it is extremely hard for any thief to get in touch it to some towing vehicle. Design and Functionality Coupling locks are typically constructed from heavy-duty materials like steel or harden