Check the listing for details. Lot of (2) New USGI Military Hydration In-Line Micro-Filter. Condition: New. Listed at 70.00 USD. InLine MicroFilter; NSN 4610-01-542-3842. New. The MSR Inline Micro Filter connects between your military-style hydration reservoir and drinking tube. Filters out bacteria, protozoa and sediment from unknown or untested sources of drinking water. Only a part of the UWPS (Individual Water Purification System), and intended to be combined with iodine, chlorine or other similar treatments to remove potentially harmful viruses. However, the built-in charcoal filter will remove the taste/odor created by such treatments, greatly increasing the enjoyment of your drinking experience. Connects between bladder and drinking tubeFilters out bacteria, protozoa, protozoal cysts and sedimentGranular activated charcoal filter removes bad taste and odors of halogens (such as iodine and chlorine)Compatible with CamelBak® and similar systemsKey Specifications: Material: Military-grade ABS plastic Country of Origin: USA NSN: 4610-01-542-3842 Condition: New, never issued You will receive (2)