Power up your officially licensed Umarex HK416 .177 BB carbine with this spare/replacement magazine. Two 12 gram non-threaded CO2 cartridges fit inside this magazine to power the HK 416 BB gun. This replacement magazine comes with a CO2 piercing tool.
- Fits HK416 .177
- Holds (2) 12 Gram CO2 Cartridges
- CO2 Piercing Key Included
