Calibration Weight, Nominal Mass 20 g, Calibration Weight Class 2, Calibration Certificate Statement of Accuracy, Calibration Weight Style Cylinder, Calibration Weight Material Stainless Steel, Measurement Type Metric, Includes Case, Glove, Number of Pieces 1, Finish Polished, Calibration Weight Compliance Agency ASTM, Overall Height 0.81 in, Overall Length 0.62 in, Calibration Tolerance 0.1 mg. This item has been restricted from sale in the following state (s): []