Experience reliable power and performance with our 12G CO2 Cartridges. Designed for use with most CO2-powered airsoft, BB, and pellet pistols, these cartridges offer 12 grams of high-quality CO2 propellant for optimal shooting efficiency. Each cartridge is single-use and unthreaded, ensuring easy installation and safe operation. Please remember not to leave cartridges in your gun for more than 48 hours to prevent damage to the O-ring. Ideal for enthusiasts and professionals alike, these brand-new cartridges are essential for maintaining peak performance in your shooting activities.