Jack Polarstar Engine

Jack Polarstar EngineThe JACK was designed to answer the demand for an affordable, high performance HPA (High Pressure Air) conversion for AEG's. The system is a drop in cylinder replacement that is universally compatible with a wide range of gearbox versions that have center line nozzles. Similar to its sister products, the JACK replaces the original gearbox components with a programmable pneumatic system allowing for higher performance and greater reliability over a

4in / 112mm

***The Dual UV LED tracer module is an additional option to illuminate BBs in the dark

form-fitting design

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Particularly

Hardness of the yellow rubber = 60 degrees shore which makes it suitable for use on custom DMRs

- Five-Year Hydro Cycle

Fingerless design allows optimal movement of the trigger fingers on both left and right gloves

2 AEG M4/M16 Series Airsoft Rifle Gear Box

This feature is particularly useful during the alignment phases

21mm long nozzle

While AEG rods typically require "window" or "bridged" barrels