Is this wire harness compatible with the JACK system?
PolarStar Wire Harness 7.5 for JACK, F1, F2, Fusion Engine
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Open Dec 10, 2025 - 09:25 AM
1answer
Answer
Dec 10, 2025 - 09:25 AM
Yes, this polarstar wire harness is designed to work with the JACK system. The JACK is an HPA engine from PolarStar, and using the correct harness maintains proper electrical connectivity and system reliability for your airsoft build.
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