Red Hound Auto Easy to Mount RV Tire Carrier for 4" or 4.5" Bumper on Travel Trailer or RV Rear Cargo Folding Spare Wheel Holder Stand RV Bumper Folding Tire Carrier (with mounting hardware included) Approximately 19" overall height, fits 4" x 4" continuous welded bumpers Universal size; fits most lug hole patterns, mounts to 4" square box bumpers and C-style truck bumpers Easy install with included U-bolts; Fold down functionality for easy access to rear storage; Constructed of tough powder coated steel; 60 lb weight rating