GravityWorks 4.0L Water Filter System snow Integrated T-slots in every slat

Integrated T-slots in every slat and outer frame

Ultra-rugged

Half pair weight for size W7

making it a great option for backpackers

GravityWorks 4.0L Water Filter System snow Integrated T-slots in every slatThe reviews keep coming and one thing is clear, the GravityWorks system is changing how people filter water. Delivering four liters of filtered water is just 2. 5 minutes with no pumping, theres simply no easier or faster way to get safe water away from home. Ideal for bigger groups, the systems eight liter (four liters in each reservoir) capacity eliminates both the worry and hassle of keeping plenty of water around for anything you need. The updated