Hills MK4 Air Pump with or without Dry Pac System

Description Air Rifle Pump Less Effort, we have made the Hills MK4 pump even easier to pump. High Volume, we have kept the highest volume output so less pumping. Field Service, you can strip the pump in the field quickly with few tools. Hill Warranty, each pump carries the Hill Limited Lifetime Warranty. Using the Patented, Hill DryPack gives 90% Dry Air, great for your gun. New longer more flexible hose.