WULALACK - 40mm Laminated Steel Pin Lock，6 Pack Keyed Alike Trailer Padlocks with 1-3/8" Span Hitch，Heavy-Duty Anti-Theft Coupler Lock for Trailers, RVs，Gates

["Pin lock features a 1-9/16-inch laminated steel body and a 4-pin cylinder that is non-rekeyable, protecting your property and gate operator from theft.","Shackle fits openings 1/2-inch in diameter or larger, with an effective shackle length of 1-3/16 inches. Double-check your door’s backset, cross bore, and thickness—getting the right fit starts here!","Substitutes the factory pin at the front-end mount of all Swing gate operators for enhanced safety and security.","Silicone weatherproof cap provides outdoor protection against moisture, dirt, grime.","Included Components: Six Keyed Alike Gate Lock (Unique Key Per Set)."]