MSR MiniWorks EX Filter

MSRSKU: M165-56425

Price Match
Sale price$234.95


This Microfilter from MSR is a great companion when hiking and camping where clean water is hard to come by. Its reliability makes it hard to beat as well as being both Lightweight and compact.

The MiniWorks EX microfilter is the worldwide best-selling microfilter, delivering long-lasting, field-maintainable water filtration in demanding environments. Engineered for frequent and heavy use, it utilizes our workhorse Marathon EX carbon/ceramic element to ensure clean, reliable and taste-free water. Thanks to its innovative AirSpring Accumulator, its capable of pumping one liter per minute and the flow rate can be renewed easily and repeatedly in the field, no tools required. Meets NSF protocol P231 for removal of bacteria (99.9999%) and protozoa (99.9%) from beginning to end of filter life in “worst-case” water.

Its Lightweight and compact and, most importantly, been proven reliable by thousands of adventurers just like you.


Effective against

Protozoa: Yes

Bacteria: Yes

Viruses: No

Particulate: Yes

Chemicals/toxins: Yes

Weight: 1 lb / 456 g

Width: 2.75 in / 7 cm

Length: 7.5 in / 19 cm

Filter media: Ceramic Plus Carbon

Filter pore size: 0.2 microns

Flow (L/min): 1 liters per min

Flow (strokes per liter): 85

Cartridge life: ~2000 liters

Field cleanable: Yes

Field maintainable: Yes

Cartridge replacement indicator: Yes

Contact us within 30 days of receiving your goods to request a refund or exchange.

All packaging or products must be in their original, re-sellable condition.

Outlet sales are final and can only be returned for exchange. Items found faulty or under warranty will be replaced or refunded.

For safety reasons, K2 cannot accept returns on climbing equipment, socks, and underwear unless faulty.

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