Description Our threaded CO2 cartridge holders keep food grade CO2 cartridges securely attached to the regulator cap of any Craft Master pressurized growler! Made from food service grade materials that feel heavy in the hand and have a quality finish you can feel. Each CO2 cartridge holder will provide a secure CO2 connection for thousands of perfectly poured pints and a lifetime of experiences with friends. Cartridge holders are universal to Craft Master growlers and will fit any of our CO2 regulated caps.
