The Master Lock 1469DAT Receiver Lock features a 5/8" (16mm) stainless steel barbell lock with extended length, designed to fit Toyota Tundra, Ford F-150/F-250/F-350, GMC/Chevy 2500/3500, and Dodge trucks with heavy-duty tow packages. This receiver lock includes the Push-to-Lock locking mechanism, easily used by pushing the lock body firmly onto the pin and removing the key. The Weather Tough seal and watertight cap provide additional protection from moisture and dirt. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.• Extended length shaft fits Toyota Tundra, Ford F-150/F-250/F-350, GMC/Chevy 2500/3500, and Dodge trucks with heavy-duty tow packages• Usable length of receiver pin is 3-1/2" (89mm)• Stainless steel barbell lock fits 5/8" (16mm) receiver openings• Push-to-lock locking mechanism; push lock body onto pin firmly and remove key• Class III/IV with 10, 000-lb. load rating• Swivel head design for easy access• Weather Tough seal protects lock mechanism Push-to-Lock mechanism for easy locking & unlocking Weather Tough seal & watertight cap for protection from moisture & dirt. Class III/IV with 10, 000-lb. load rating | Master Lock 5/8" Barbell Extended Length Receiver Lock