MSR AutoFlow Gravity Filter 2L

MSR AutoFlow Gravity Filter 2L Fast, no pump water filtration in an ultralight system. Updated for 2017: The supreme ease of the AutoFlow Gravity Filter has converted many backcountry travelers to pump free water filtration. Now, it offers the luxury of effortless water storage and filtration in a more compact, lightweight and streamlined system. Efficient hollow fiber technology filters up to 1.75 liters per minute, and quick and easy tool free cleanings maintain high flow rates on extended expeditions. Choose the 4 liter system for groups and base camps. The 2 liter system is perfect for backpacking pairs.