Polarstar F2 HPA Engine
Winner of the “Best HPA Engine” in the 9th Airsoft Players Choice Awards, the dual solenoid design of the F2™ provides the same functionality as the legendary Fusion Engine™ but in a more compact, efficient and flexible design.
- Dual solenoid design allows for open and closed bolt firing
- F2 FCU with LCD allows for easy tuning
- Spring loaded nozzle provides consistent loading force
- Lightweight one piece poppet valve can operate at lower pressures
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