The Blackburn CO2 16G Cartridges provide a fast, efficient, and reliable way to inflate your bike tires wherever your ride takes you. Designed for riders who value convenience and consistency, these cartridges deliver smooth, controlled inflation with threaded compatibility for most inflators on the market. Blackburn engineered these to ensure dependable performance in all conditions, from long road rides to rugged mountain trails | Blackburn CO2 16G Cartridges 20 Count