Description: This nice air pump high pressure is used for air driving cylinder and cylinder, safe and convenience to bring outside for sporting.Its maximun pressure is 4500psi,much better than other competitors(3300psi).With the high grade 304 stainless steel pump body ,it is more safety than iron body sold by other sellers.What't more,it comes with O-rings and other complete accessories and it is suitable for most brand of pistols, rifles and air guns.Now,what are you waiting for,just have one. Features: 1.100% Brand new and high quality 2.Generation 3 technology requires less effort than competitors 3.Used for air driving cylinder and cylinder, safe and convenience to bring outside for sporting 4.High pressure goes up to 4500psi 5.High grade 304 stainless steel pump body is more safety than iron body sold by other sellers Specifications: Pump Body Material: 304 stainless steel Maximum pressure:4500psi Package Weight: 2900g Applications: Suitable for most brand of pistols, rifles and air guns Great for motorcycle tires, bicycle tires, inflatable kayaks, inflatable balls etc. Package List:1 x Pump1 x Wrench1 x Large Washer1 x Spring1 x Ball1 x Middle Washer1 x Height Mat 1 x Hex Wrench2 x Metal Joint 2 x Long Screw 2 x White Hose1 x Scale TableNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering..