or outdoor gear

and exposure to particulates at the vulnerable interfaces in your PPE gear

everything is good

4" ( 137mm)

and a good finger notch below the head for increased precision

ProOne G2.0 4" Replacement Filter Element (Water Pitcher) Hunting Packs or outdoor gearFor ProOne Water Pitcher For daily use The ProOne G2. 0 series filter is the only gravity filter that bears the distinguished NSF ANSI 42 component certification. Outstanding performance in the reduction of over 200+ contaminants including heavy metals, fluoride, pesticides, herbicides, chlorine, chloramines, bacteria, pharmaceuticals and more! Ideal for use with most natural potable water sources. Available in 4 sizes to fit most other gravity