Used Specna Arms PolarStar Jack HPA Package

PolarStar Jack HPA M4 Airsoft Rifle Package – Specna Arms CORE – HK Army Carbon Fiber Tank

This HPA setup is in great overall condition and includes everything needed to get on the field. Built on a lightweight Specna Arms CORE platform and upgraded with a PolarStar Jack HPA Engine, this rifle delivers excellent consistency, reliability, and fully adjustable performance.

The package includes a PolarStar MR Regulator, Aluminum 48/3000 HPA Tank*, braided airline, and a Hostile Energy 7.4V JST battery, making it a complete HPA setup. Simply fill the tank, adjust the regulator to meet your local field's FPS limits, and you're ready to play.

Features

• PolarStar Jack HPA Engine
• Specna Arms CORE M4 Base Rifle (Polymer Receiver)
• Approximately 10" Outer Barrel
• Samson Evolution Series 7" Free-Float Metal Rail
• BCM Vertical Grip
• PolarStar MR Regulator
• Approximately 38" PolarStar Braided Air Line
• HK Army HSTL 48/3000 Aluminum Tank (Hydro Test Expires: [January/2030])
• Hostile Energy 7.4V 250mAh JST Battery

Includes

• Complete HPA Rifle
• PolarStar MR Regulator
• PolarStar Braided Air Line
• HK Army HSTL 48/3000 Aluminum Tank
• Hostile Energy 7.4V JST Battery

Please Note: HPA rifles require compressed air to operate. The included PolarStar MR Regulator allows the rifle's velocity to be adjusted to comply with the FPS limits of most airsoft fields.