BYRNA 12 GRAM CO2 CARTRIDGES CO2330 | PACK OF 10 Manufacturer Model Number: CO2330 Manufacturer: Byrna Technologies Model: HD CO2 Cartridges Type: Accessory-CO2 Cartridges Item Type: Accessory Shipping Weight: 1.1 Feature: Fits XL Launchers Feature: Ten Pack Feature: Includes Oiler Optic Adjustable Objective: false Optic Reticle Illuminated: false