The Byrna box of ten 8g CO2 cartridges are custom fit for the Byrna HD. Each new cartridge will be good for 15-20 rounds (4 mags in a 5 round magazine) at full speed.
Specifications:
- Manufacturer Item No. CO22310
- Byrna 8 Gram CO2 Cartridges
- 10 Per Pack
- Custom Fit
- Stainless Steel
- Fits: Byrna HD
