Answer
Nov 28, 2025 - 05:28 AM
The only other thing that you would need is the battery to power on the FCU and turn the HPA engine off. Also make sure that you have a tank, regulator, and line to supply a power source
does this come with most i need PolarStar Jack V2 HPA Unit | Standard FCU | V2 M4 HPA Kit
do i need to buy anythig else to put in the gun to make sure the jack works
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Open Nov 28, 2025 - 05:28 AM
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PolarStar Jack V2 HPA Unit | Standard FCU | V2 M4 HPA Kit
PolarStar Jack V2 HPA Unit | Standard FCU | V2 M4 HPA Kit The Polarstar “JACK” was designed to answer the demand for an affordable, high performance HPA conversion for AEG's. The system is a drop-in cylinder replacement that will be universally compatible with a wide range of gearbox versions th...
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We’ve provided several answers to questions related to PolarStar Jack V2 HPA Unit | Standard FCU | V2 M4 HPA Kit , see some other helpful Q&A related to this product.
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Question: Does the system have a programmable ECU/FCU included?
Answer: Yes, the polarstar jack comes with a programmable Electronic Control Unit (ECU) / Fire Control Unit (FCU). The ECU/FCU allows for advanced control over firing modes and performance settings, adding a layer of customization for users.
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Question: How many parts does the system have in total?
Answer: The polarstar jack consists of six parts that can be fully disassembled by hand. This simple design makes it easy to service and maintain, reducing downtime and simplifying repairs.
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Question: What materials are used in the construction of this kit?
Answer: The p* jack features CNC-machined aluminum components and a high-performance Delrin nozzle. CNC (Computer Numerical Control) machining ensures precision and durability, while Delrin is a tough, low-friction plastic ideal for moving parts, offering long-lasting performance and reduced maintenance.
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Question: What is the adjustable PSI operating range for this kit?
Answer: The adjustable PSI operating range for the polarstar jack is 40 PSI to 130 PSI. This allows you to fine-tune velocity and performance to suit different field requirements and personal preferences. PSI stands for pounds per square inch.
View More Product Details
PolarStar Jack V2 HPA Unit | Standard FCU | V2 M4 HPA Kit
PolarStar Jack V2 HPA Unit | Standard FCU | V2 M4 HPA Kit The Polarstar “JACK” was designed to answer the demand for an affordable, high performance HPA conversion for AEG's. The system is a drop-in cylinder replacement that will be universally compatible with a wide range of gearbox versions th...
See More
View Details
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