Specification Brand : Tin Lizzie Color : Silver Label : Class M Bobbin Manufacturer : Class M Bobbin PackageDimensions_Weight : 0.15 PackageDimensions : L:4.9999999949 X W:4.49999999541 X H:2.49999999745 PartNumber : na ProductGroup : Home ProductTypeName : ART_AND_CRAFT_SUPPLY Publisher : Class M Bobbin SmallImage_Height : 56 SmallImage_URL : http://ecx.images-amazon.com/images/I/51aejTG-mdL._SL75_.jpg SmallImage_Width : 75 Studio : Class M Bobbin Title : 10 pk. Class "M" Bobbins (18034), (1143SU) for Long-arm & Industrial Machines Weight : 0.2 WeightUnit : pounds