The 12g CO? Cartridges � 10 Pack offer great value for money and include ten full 12-gram CO? powerlets, providing the same gas quantity as other leading brands. Each cartridge features a bright silver finish with printed safety instructions and is designed to fit all popular CO? guns that use non-threaded 12 g cartridges. Commonly known as Powerlets, these 12-gram CO? cartridges ensure a snug fit and reliable seal, delivering consistent performance across a wide range of gas-powered air pistols and rifles. They are compatible with well-known brands such as Ballistic, Umarex, Crosman, and ASG, making them a versatile choice for airgun users.