Specifically engineered for use in temperatures below freezing, our Arctic Fuel Pump features extra-robust seals to prevent leaks in arctic conditions. It is field-maintainable and works with all MSR liquid-fuel stoves, except the Dragonfly? stove. Use only below 0? C (32?F). . . . Packed Weight (Standard): 8 oz.. . Made in USA and Imported Parts. . . . . . ?. . ?. . WARNING Contains brass, which can expose you to lead, which is known to the State of California to cause cancer, and birth defects or other reproductive harm. P65Warnings.ca.gov