3.25-Inch, Stainless Steel Receiver Lock, Fits Late Model, Ford F-20 & 350 HD Equipped With 2.5-Inch Receivers, Fits Late Model Gm Trucks Equipped With Heavy Duty Tow Packages, Fits Late Model Toyota Tundra-Ft.s Equipped With Heavy Duty Tow Packages, Swivel Head Design Allows Easy Access, Resists Corrosion, 5/8-Inch Solid Ss Receiver Pin.