Specification Amount : 12.69 Binding : Unknown Binding Brand : MroMax CurrencyCode : USD Label : MroMax Manufacturer : MroMax MaterialType : spring steel Model : MRO190907S-0227 NumberOfItems : 1 PackageDimensions_Weight : 0.20502990366 PackageDimensions : L:4.7244094440 X W:3.0708661386 X H:0.7874015740 PartNumber : MRO190907S-0227 ProductGroup : BISS Basic ProductTypeName : INDUSTRIAL_WHEELS Publisher : MroMax Size : 1PCS SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31AxuwIgC+L._SL75_.jpg SmallImage_Width : 75 Studio : MroMax Title : MroMax 3D Printer Die Spring 20mm OD 100mm Long Medium Load Compression Mould Die Spring for 3D Printer Ender Electric Part Red 1PCS Weight : 0.2 WeightUnit : pounds