Keep your Katadyn Hiker or Hiker Pro Microfilter Systems (not included) in top operating condition with the Katadyn Hiker/Hiker Pro Replacement Water Filter Cartridge. Designed to deliver a flow rate of 1 liter/minute, this .2-micron pleated glassfiber cartridge reliably filters out sediment, harmful bacteria, and protozoan cysts from outdoor fresh water sources. Cartridge also includes an activated carbon core to improve taste and reduce chemicals. Filters up to 1,150L of water (depending on water quality). Manufacturer model #: 8014644. Replacement water filter cartridge for Hiker or Hiker Pro Microfilter Systems (not included) Up to 1 liter per minute flow rate .2-micron pleated glassfiber filter Filters out sediment, bacteria, and protozoan cysts Includes activated carbon core to improve taste and reduce chemicals Filters up to 1,150L of water (depending on water quality)