Convert-A-Ball Hitch Balls

{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "47811", "externalIdentifier": { "partNumber": "685333" } }, "description": [{ "fullImage": "/images/product/images/685333_med.gif", "shortDescription": "Convert-A-Ball Interchangeable Hitch Ball Set – 1 7/8in., 2in. & 2 5/16in. Dia. Balls, 1in. Dia. Shank", "longDescription": "Convert-A-Ball® Hitch System is your answer to multi-need trailer connections. No more wrenches, no more busted knuckles. Interchangeable chrome balls fit on one chrome shank. U.S.A." }], "offerPrice": "Only $54.99", "wasPrice": "", "salePrice": "", "productRating": "4.9", "productNumRatings": "8", "shippingStatus": "In Stock" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_47811_47811" }