Check the listing for details. MSW CO2-20 Compressed Air Cartridges 20g, Threaded, 3-Pack Compatible with All. Condition: New. Listed at 25.04 USD. Upgrade your bicycle maintenance kit with the MSW CO2-20 Compressed Air CO2 Cartridge Bundle the perfect solution for quick, reliable inflation on the go. This 3-pack of 20g threaded CO2 cartridges is designed to seamlessly fit all MSW inflator heads as well as inflators from other popular brands, ensuring versatile compatibility for bicycle enthusiasts and professional mechanics alike. These high-performance CO2 cartridges are crafted from durable, lightweight materials to deliver consistent, rapid tire inflation, making them ideal for road cycling, mountain biking, and repair setups. Each cartridge is engineered with precision threading to ensure secure attachment and mess-free operation, so you can quickly recharge your tires during rides or at the trailhead. Built for efficiency and.