PolarStar F2 HPA Engine for V2 Gearbox Airsoft Rifles HPA Less sensitive than a Lipo

Less sensitive than a Lipo battery and not susceptible to battery life memory loss like Nickel Cadmium battery packs

DURABLE METAL TRIGGER AND CONTROLS

INSTRUCTIONS

personal injury and property damage

They also automatically stop charging at a full charge

PolarStar F2 HPA Engine for V2 Gearbox Airsoft Rifles HPA Less sensitive than a LipoWhat is F2? F2 is essentially a Mini Fusion Engine. It offers the same adjustability and performance as the Fusion Engine in a cylinder sized package. Patented Dual Solenoid Design 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