PolarStar Airsoft JACK Electro-Pneumatic Gearbox Conversion Kit (Model: V2 M4 / M16) Accessory Adjustable rear sight

Adjustable rear sight

Weight: 2300g

No more sore thumbs

Improved performance

Note: It is good habit to recycle your batteries 3 years after first use

PolarStar Airsoft JACK Electro-Pneumatic Gearbox Conversion Kit (Model: V2 M4 / M16) Accessory Adjustable rear sightFeatures Designed, manufactured and built in the U. S. A. Assembled from CNC machined aluminum components with high performance delrin nozzle Universal cylinder design is compatible with numerous gearbox versions Optimized flow profile, firing point and flow path promotes superior shot consistency and accuracy. Independently adjustable velocity and cyclic rate Capable of functioning in damp and sub freezing climates without affecting performance or