Poseidon PI-032 ICE PIC Evolution GBB Flute Valve System (Red) [Marui/WE]

The Poseidon ICE PIC is a great upgrade choice if you are looking for more gas efficiency and or cold weather performance.

Brand new Ice Pick Evolution
The design of bottom slot increases the power of low pressure gas.
The four blades and the middle hollow design allow GBB to operate normally at low temperatures