This 4-stage hand pump reduces the effort required to fill up to 4500 PSI. The microbore fill hose has an inline moisture trap and a quick-disconnect end. A Hatsan fill probe adapter is included for use on Hatsan airguns.The folding base allows for portability and easy storage. Its thick rubber base pads provide stability and keep the pump in place during use. 4 stages for reduced pumping effort. Folding base with thick rubber pads for stability. Fills up to 4500 PSI. The item "Hatsan TactAir 4-Stage PCP Hand Pump For Air Rifles (4500 PSI) HA91010" is in sale since Thursday, March 18, 2021. This item is in the category "Sporting Goods\Outdoor Sports\Air Guns & Slingshots\Accessories". The seller is "alpha2omega" and is located in Bismarck, North Dakota. This item can be shipped to United States.