Katadyn BeFree AC Replacement Cartridge - Black Darn Tough Although perfect as a cold

Although perfect as a cold weather layer

A lightweight midlayer with an understated style and slim fit

Suspension: Full wrap aluminum tubing frame provides lightweight but stable heavy load carry

Upgrade your tent poles with this premium shock cord replacement kit

Rating Extreme Limit -21 C / -5 F -21 C / -5 F Fits up to:

Katadyn BeFree AC Replacement Cartridge - Black Darn Tough Although perfect as a coldOverview Details Filters up to 1000 liters, depending on water quality. Works with all BeFree Systems (42mm) except Gravity versions. Capacity Up to 1000L depending on water quality What's in the box 1x EZ Clean Membrane Not included Flip cap, activated carbon