Standard Pump

For use with MSR WhisperLite™, WhisperLite Internationale™, SimmerLite™, and XGK™ Stoves. This is the lightest, most reliable pump on the market, redesigned to improve the performance of all MSR liquid-fuel stoves. It offers unmatched durability, easier field maintenance, and superior flame control for more cooking options than ever.   Prop 65 M (Brass): This product 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. https://mtn-sports.myshopify.com/pages/prop-65-frequently-asked-questions