TMS Folding 2 Inch Trailer Hitch Mount Shank Adapter Cargo Wheelchair Carrier Fold Up Folding Cargo Carrier Adapter for 2 Inch Trailer Hitches Add versatility to your cargo carrier and wheelchair carrier by using the folding adapter This allows your hitch mounted products to fold up towards that rear of the vehicle when not loaded with cargo. Great for saving space for parking in garages or on the street. Works with 2" x 2" trailer hitches.