• Orcamp Butane Propane Gas Cartridge 227gr Camp Cartridge with KTS227-3 Each is 227gr and Orgaz Orcamp is KTS-227 Model. 100% safe, full-filled, fully domestically produced gas cartridge that you can use in all 7/16 screw devices available on the market. - Maximum safety with double seal system. - It can be used in all devices. - It is filled with 30% propane and 70% butane gas - It is your energy source that you can use in all kinds of weather conditions.