Hakkotsu Thunder B CO2 Grenade Core Set Speedloader has all the features you'd

has all the features you'd find in a much more expensive airsoft mask

Dot Size: 2 MOA

Unlike most other gearbox shells on the market

and ROHS certification

Burst mode

Hakkotsu Thunder B CO2 Grenade Core Set Speedloader has all the features you'dA Thunder B is an Airsoft simulation grenade that emits noise. It holds a standard 12 gram CO2 cartridge in a fully sealed compartment. Upon pulling the pin, the fire lever, or spoon, snaps down puncturing the CO2 cartridge and starts releasing the pressure from the cartridge until the shell breaks due to air pressure inside the shell resulting in a loud pop sound. The Thunder B Spare Core is perfect as a replacement set and also allows you to have