MSR Autoflow Replacement Cartridge

Even the best Water Treatment Accessories require you to replace the filters occasionally to ensure they are cleaning water efficiently and effectively. If you have the MSR AutoFlow Gravity Filter, you should pick up some of the MSR AutoFlow Replacement Cartridges. Having a few extra cartridges on hand and with you while out in the woods or traveling allows you to quickly swap the one in the filter out while on the go so that you always have clean safe water.