Mulmart High Pressure 4500 PSI Hand Air Pump 4 Stage Air Riffle Tank. The first grade pipe of the high pressure hand pump is made of stainless steel and the second grade pipe of the pcp air pump is made of aluminum-magnesium alloy which has the characteristic of high hardness and lightness. It can reduce friction when you pull the air hand pump. Compared with the traditional 3-stage hand pump pcp, the 4-stage airgun pcp pump has great advantages: it can save at least 25% of the force and lighter than a 3-stage pump. And it carries with various connectors, easy to use. The pressure gauge is made of high quality stainless steel, the measure range of which is 0-6000Psi and working pressure is 0-4500Psi. Accurate display, explosion-proof pressure protection, safe and assured. Built-in double-deck oil and water separation tool, Made of aluminum alloy, Internal use of imported filter element, well filtration, the air is pure and breathable. It can reach 90 percent effect of water and oil separation, and it can be used over and over again. The air hand pump can be applied in various occasions. For example, most PCP pistols, rifles and air guns, soccer, inflatable boat, cars and etc. High Pressure Hand Pump 4 Stage Air Hand Pump 4500Psi Air Rifle Filling Stirrup Pump 40MPA. Accurate display, explosion-proof pressure relief protection, safe and assured. Folding Base, plastic wrap anti-slip, high comfort. Thickened anti-slip grip makes grip feel more comfortable and saves effort. Material: aluminum-magnesium alloy + stainless steel. 626mm / 24.6in. 270mm / 10.6in. Pump Chambers: 4 stage. Suitable for most brand of PCP pistols, rifles and air guns. Great for automobile tires, motorcycle tires, bicycle tires, inflatable kayaks, inflatable balls and etc. 1 x Hand Pump. 1 x Accessory Kit.