Specification Amount : 13.29 Binding : Unknown Binding Brand : MroMax CurrencyCode : USD Label : MroMax Manufacturer : MroMax MaterialType : Spring Steel Model : MRO190907S-0254 PackageDimensions_Weight : 0.0440924524 PackageDimensions : L:2.6377952729 X W:2.1653543285 X H:0.3937007870 PartNumber : MRO190907S-0254 ProductGroup : BISS Basic ProductTypeName : INDUSTRIAL_WHEELS Publisher : MroMax Size : 5Pcs SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/41zWdCJP3JL._SL75_.jpg SmallImage_Width : 75 Studio : MroMax Title : MroMax 3D Printer Die Spring 8mm OD 25mm Long Spiral Stamping Heavy Load Compression Mould Die Spring for 3D Printer Ender Electric Part Green 5PCS Weight : 0 WeightUnit : pounds