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Jun 20, 2026 - 10:35 AM
We’ve provided several answers to questions related to PolarStar Gold Fusion Engine Nozzle | HPA Internal Upgrades , see some other helpful Q&A related to this product.
Question: Is this nozzle compatible with M240 platforms?
Answer: Yes, the gold nozzle is compatible with M240 platforms. This allows M240 users to fine-tune their HPA setup for optimal field use.
Question: Is this nozzle compatible with AK platforms?
Answer: Yes, there is a gold nozzle available for AK platforms. Having compatibility with AK replicas means users of this popular style can benefit from precise FPS tuning and improved air efficiency.
Question: What FPS output can I expect with a 375mm barrel using this nozzle?
Answer: With a 375mm barrel, the gold nozzle will provide an approximate FPS of 366. Knowing the expected FPS for different barrel lengths allows you to optimize your build for your specific needs.
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