Specification Brand : Century Spring Label : CENTURY SPRING CORP Manufacturer : CENTURY SPRING CORP PackageDimensions_Weight : 4.00 PackageDimensions : L:9.00 X W:2.00 X H:2.00 PartNumber : C-273 ProductGroup : BISS Basic ProductTypeName : MECHANICAL_COMPONENTS Publisher : CENTURY SPRING CORP SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41IhsDkF+jL._SL75_.jpg SmallImage_Width : 75 Studio : CENTURY SPRING CORP Title : Extension Spring, 1-1/8-In. OD x 8-1/2-In. Weight : 4 WeightUnit : pounds