Revolutionary Bully Propeller Trailer Hitch Cover.  Show everyone on the highway your passion is boating / fishing!  Add this 4-blade, marine-style Hitch Cover to your 1 1/4″ or 2″ receiver.  As you roll down the road, the prop spins freely just like a boat. Heavy-duty thermoplastic with a chrome finish; Includes interchangeable rust-resistant, powder-coated metal adapters for a universal fit.  Rubber spacer prevents rattles; Included security padlock prevents theft. Weighs 4 lbs.  This item makes a great gift!