PolarStar F2 HPA Conversion Kit (V2 / V3) Style:V3/AK deep penetrating formula designed for

deep penetrating formula designed for long-lasting protection in extremely corrosive and wet conditions

Overall Length:380mm / 590mm (Retracted / Extended)

-Programmability for features like: Active Braking

Binary trigger: Allows for easy double shots in semi-automatic setting

Installation should only be performed by experienced users

PolarStar F2 HPA Conversion Kit (V2 / V3) Style:V3/AK deep penetrating formula designed forBite Sized Fusion 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 solenoids allow for the nozzle and the poppet valve to be adjusted independently of each other for unparalleled control over both the loading time and air volume used. Additionally, this makes it