300 - 499 Lbs.

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{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "200485250", "externalIdentifier": { "partNumber": "21099" } }, "description": [{ "fullImage": "/images/product/images/21099_med.gif", "shortDescription": "Wel-Bilt 3in. Casters — Set of 4 (2 with Brake, 2 Without Brake), Model# NT-3", "longDescription": "This Wel-Bilt 4-Pk. of 3in. Casters allows you to easily convert a stationary wire shelf unit to a mobile shelf unit. Works with all sizes of Wel-Bilt wire shelving." }], "offerPrice": "", "wasPrice": "Was $24.99", "salePrice": "Sale $19.99", "productRating": "", "productNumRatings": "0", "shippingStatus": "In Stock" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_200485250_200485250" }