Umarex High-Grade 12g CO2 Cartridges for Pellet Guns, BB Guns and Airsoft Guns - 50 Count Bulk Box

This Big 50 count pack of Premium Umarex 12 gram CO2 will keep your airguns running and help make the most of your airgun shooting dollars.  Umarex 12 gram CO2 is clean running and comes in specially designed cartridges that help minimize damage to the puncture seal of your favorite airguns.