This mercury ships only by USPS First Class, USPS Retail Ground, UPS Ground, UPS Standard, FedEx Ground, FedEx International Ground no matter what shipping option you choose. Consider 08-010/022N for carb tuner without mercury and adjusting tool.
Tiny vial of 65 to 70 grams of mercury as a replacement for our 08-010 mercury carburetor synchronizer tuner.