Specification Brand : CHICAGO DIE CAST PULLEYS Label : Chicago Die Casting Manufacturer : Chicago Die Casting MaterialType : Zinc Model : Zinc Die Cast NumberOfItems : 1 PackageDimensions_Weight : 0.83 PackageDimensions : L:6.00 X W:6.00 X H:1.25 PartNumber : 600A5 ProductGroup : BISS Basic ProductTypeName : PULLEYS Publisher : Chicago Die Casting Size : 6 SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/413YhxLA21L._SL75_.jpg SmallImage_Width : 56 Studio : Chicago Die Casting Title : 6" x 1/2" Bore, No Keyway, A-Groove,Chicago Die Cast Pulley. 100% Made in The USA! Weight : 0.8 WeightUnit : pounds