No matter how big your grow operation, a reliable scale is crucial. Guarantee that your scale is at its most accurate with this stainless steel 100 gram Scale Calibration Weight. Whether you’re using digital or mechanical scales, calibration weights can help you hone them to the precision necessary for a business where the measurements need to be exact. Do you trust the reliability of your scales? Swap your blind trust for certainty with one of these scale calibration weights.