Master Lock Hitch Lock Model 377

Trailer Coupler Lock, Hitch Ball And Clamp Type, Fits 1-7/8 Inch/ 2 Inch And 2-5/16 Inch Trailer Coupler, Single, Keyed Alike Advance Locking Mechanism Resists Picking And Prying Resists Rust And Corrosion Best Used For Automotive, Towing, Trailers, Vans, Moving Trucks, And Marine Recreation Easy To Install And Remove