300 - 499 Lbs.

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{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "40227", "externalIdentifier": { "partNumber": "189172" } }, "description": [{ "fullImage": "/images/product/images/189172_med.gif", "shortDescription": "Fairbanks 4in. x 2in. Rigid Weldless Caster", "longDescription": "One-piece construction eliminates stress build-up. Double ball raceways and seal ring keep lubrication in and dirt out. 2 5/8in. to 3in. x 3in. to 3 5/8in. bolt hole spacing. 3/4in. king pin. Top plate size 4in. x 4 1/2in. U.S.A." }], "offerPrice": "Only $16.99", "wasPrice": "", "salePrice": "", "productRating": "", "productNumRatings": "0", "shippingStatus": "In Stock" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_40227_40227" }

{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "200582344", "externalIdentifier": { "partNumber": "29147" } }, "description": [{ "fullImage": "/images/product/images/29147_med.gif", "shortDescription": "Titan Heavy-Duty Rigid Poly Caster — 4 In., 400-Lb. Capacity, Model# 4134455T", "longDescription": "The Titan Heavy-Duty Solid Poly Caster offers an easy way to move objects and heavy loads." }], "offerPrice": "Only $19.99", "wasPrice": "", "salePrice": "", "productRating": "", "productNumRatings": "0", "shippingStatus": "In Stock" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_200582344_200582344" }