Specification Brand : NATIONAL MFG/SPECTRUM BRANDS HHI Label : National Mfg Co Manufacturer : National Mfg Co PackageDimensions_Weight : 3.00 PackageDimensions : L:8.00 X W:5.00 X H:4.00 PartNumber : N220-640 ProductGroup : Home Improvement ProductTypeName : TOW_HITCH Publisher : National Mfg Co SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41od7xvsljL._SL75_.jpg SmallImage_Width : 75 Studio : National Mfg Co Title : National #N220-640 5/16x3-1/4 Hitch Ring Weight : 3 WeightUnit : pounds