For 12g gas cartridges, 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 12g gas cartridges has been well received by many customers and enjoyed a good reputation in many countries. Alizee Gas Co., LTD. 12g gas cartridges have characteristic design & practical performance & competitive price, for more information on the 12g gas cartridges, please feel free to contact us.