For Butane gas screw-on cartridge, 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 Butane gas screw-on cartridge has been well received by many customers and enjoyed a good reputation in many countries. Jincheng Aerosol Valve Butane gas screw-on cartridge have characteristic design & practical performance & competitive price, for more information on the Butane gas screw-on cartridge, please feel free to contact us.