Prevent unauthorized hook-ups! Solid cast ductile cast-iron steel alloy, this single component design is incredibly strong. Lock is extremely user-friendly with its one-piece construction, right down to the convenient carrying handle. Carrying handle prevents accidental locking when stored in the ready-to-use position. Locks without a key, unlocks with key. Two keys included. Only 1 of 360 million keyed combinations will open it. Additional keys available by special order only. Fits all standard trailer king pins.   Made in the USA.
Sold individually.