For co2 cartridge airsoft guns, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our co2 cartridge airsoft guns has been well received by many customers and enjoyed a good reputation in many countries. fairdale metal tools co.,ltd co2 cartridge airsoft guns have characteristic design & practical performance & competitive price, for more information on the co2 cartridge airsoft guns, please feel free to contact us.