Rudamn Trailer Hitch Coupler Lock 1-4'' Pin Diameter 3-4'' Span for for Security Full Protection Towing Power Hauling

Range of application Dia 1/4 inch,3/4 inch span,the trailer hitch lock fits for all almost Trailer Truck RV Car Boat Conveneint to carry Pony-size shape of coupler lock makes it convenient to put in your pocket, bag, or vehicle anywhere Easy to operate You only need to turn the key 5-7 times to open or close the lock Fitment Trailer hitches 5th wheel hitches Gooseneck hitches Towing electrical Towing accessories Weight distribution Trailer parts and accessories Cargo management