*Not compatible with Byrna SD, EP, or HD models.

Our box of ten 12g CO2 cylinders are custom fit for the Byrna TCR / LE / XL models and Launchers with Byrna Boost Adapter installed. Now including 1 CO2 cylinder with oil for simple maintenance.

It is recommended to keep an unpunctured cylinder in your launcher at all times for self-defense purposes. Punctured cylinders within your Byrna Launcher will leak over time.