Specification Amount : 3.99 Brand : Century Spring CurrencyCode : USD Label : Century Spring Manufacturer : Century Spring MaterialType : steel Model : JNSN60796 PackageDimensions_Weight : 6.00 PackageDimensions : L:1.00 X W:1.00 X H:1.00 PartNumber : C-157 ProductGroup : BISS Basic ProductTypeName : BISS Publisher : Century Spring Size : Pack of 1 SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/317P5PW9PYL._SL75_.jpg SmallImage_Width : 75 Studio : Century Spring Title : Century Spring C-157 3-1/4" Extension Springs 1/2" OD 2 Count Weight : 6 WeightUnit : pounds