Polarstar Fusion Engine Gen.3 Drop in Kit - V2 M4 HPA Tanks Lines & Regs Precision CNC out of aluminum

Precision CNC out of aluminum for light weight and durability

the nozzle

*ONLY FOR ADVANCED FRAMES

Upper receiver: Forged

Compatible with any standard AEG magazine

Polarstar Fusion Engine Gen.3 Drop in Kit - V2 M4 HPA Tanks Lines & Regs Precision CNC out of aluminumThis is a complete drop in system which replaces the entire AEG gearbox with a full CNC machined lightweight aluminum chassis. It is the most adjustable system we produce with the widest range of adjustment in both velocity and rate of fire. Being a dual solenoid, closed bolt system so you are able to adjust the poppet valve (firing air) and nozzle (feeding) independently for full control over both the loading time and air volume used. PolarStar