The Master Lock 2999DAT is a reliable swivel head king pin receiver lock with bracket, designed to secure most commercial and recreational Fifth Wheel/King Pin couplers. Made with solid steel for strength, this lock features a powder-coated finish for enhanced corrosion resistance. Its bright red color serves as a reminder to remove the lock before hitching up, ensuring safety and preventing mishaps. The swivel head chrome-plated receiver lock secures the bracket, and the lock can also be used for towing.