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

Buy the gun: UMX2252310