Shopping Cart (0) Quotes (0) Express Ordering Scales and Balances > Calibration Weights > ASTM Class 3 Calibration Weights > Rice Lake 1 Gram (g) to 50 Kilogram (kg) Range ASTM Class 3 Individual Screw Knob Stainless Steel (SST) Weights > Item # 12260 > Request Information Request Information Enter your comments/questions and click Submit to send us an email. 1 Item # 12260, Rice Lake 30 Gram (g) ASTM Class 3 Individual Screw Knob Stainless Steel (SST) Weight Attach files| Up to 5 files for a total size limit of 10MB. Attach File Your Information Submit Cancel Required Fields * First Name * Last Name * Project Name Project Location Title Company Address Line 1 Address Line 2 City State Zip/Postal Code Country * Phone Number Fax Number Email * Job Title Send Copy to Self Remember my Information Comments reCAPTCHA Submit Cancel