STANDARD Replacement fuel pump for most MSR liquid-fuel stoves. Self-purging pump features improved threads for added durability, is easy to adjust and won't leak when you remove it from the stove after cooking. Improves performance of compatible MSR liquid-fuel stoves Glass-reinforced polymer material is lightweight and durable Great to have on hand as a spare for those just-in-case situations in the backcountry For use with MSR WhisperLite™, WhisperLite™ Internationale, WhisperLite™ Universal, SimmerLite™, and XGK™ stoves Made to be used with MSR liquid-fuel bottles Includes: Fuel pump, windscreen and heat reflector DRAGONFLY Replacement fuel pump for DragonFly liquid-fuel stoves. Self-purging pump features improved threads for added durability, is easy to adjust and won't leak when you remove it from the stove after cooking. Improves performance of compatible MSR liquid-fuel stoves Glass-reinforced polymer material is lightweight and durable Great to have on hand as a spare for those just-in-case situations in the backcountry For use with MSR DragonFly™ stove only Made to be used with MSR liquid-fuel bottles Includes: Fuel pump, windscreen and heat reflector