These 12 gram CO₂ cartridges are custom fit for the Byrna TCR, Byrna LE, or any launcher equipped with the Byrna Boost 12g Adapter. Each pack contains 10 cartridges, with one CO₂ cartridge containing oil for simple maintenance.
It is recommended to keep an unpuncturedcylinder in your launcher at all times for self-defense purposes. Punctured cylinders within your Byrna Launcher will leak over time.
