Specification Brand : GSC International Color : White Label : GSC International Manufacturer : GSC International NumberOfItems : 1 PackageDimensions_Weight : 0.41 PackageDimensions : L:12.00 X W:4.00 X H:4.00 PartNumber : DYN-5000 ProductGroup : BISS Basic ProductTypeName : LAB_SUPPLY Publisher : GSC International Size : 1/2" height x 3/8" top x 9/32" bottom SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31zkMsiWBZL._SL75_.jpg SmallImage_Width : 75 Studio : GSC International Title : GSC International DYN-5000 Dynamometer 5000g, 50N, Push-Pull Spring Scale for Physical Science. Weight : 0.4 WeightUnit : pounds