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MSR Trail Base Water Filter 4L

sku# 188182
MSR - Trail Base Water Filter 4LMSR - Trail Base Water Filter 4LMSR - Trail Base Water Filter 4L
Model Info
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Product Info

The MSR Trail Base Water Filter 4L offers gravity-fed filtration for base camp, and a small hand pump filter for the trail. This complete kit is highly packable and ultra-versatile, making it the one water filter system capable of adapting to your ever-changing adventures.

Product Details


Hollow Fiber FilterMeets U.S. EPA drinking water standards and NSF protocol P231 testing standard


5" W x 12" L x 2.5" H


Complete KitIncludes ultralight, durable clean water reservoir, which features our 3-in-1 cap for easy filling, drinking and pouring.

Simple TransitionsTrail filter simply quick-connects into gravity system to create the complete gravity-fed filter and back.

Versatile, Modular ComponentsAllow the system to quickly and easily transform from a 4L gravity system into a small trail filter and back.

Effective AgainstBacteria (99.9999%), protozoa (99.9%) and particulate. Hollow fiber filter meets EPA standards and NSF Protocol P231 for removal of bacteria and protozoa.


Size 4L
Weight (g) 520

Other Notes

MSR products can only be shipped within the United States



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