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Dec 18, 2025 - 07:05 AM
We’ve provided several answers to questions related to PolarStar Light Nozzle / Poppet Spring - FE/F2/Kythera , see some other helpful Q&A related to this product.
Question: Is this compatible with the PolarStar Kythera?
Answer: Yes, this spring is compatible with the PolarStar Kythera system. The Kythera is a mechanical HPA engine, and using this light spring allows users to optimize their air efficiency and feeding performance for this specific platform.
Question: Does this perform as well as the stock spring? If so, how much lower psi can you run this at? (rough estimate)
Answer: We don't know off the top of our head, but it makes it more efficient as there is less resistance. We don't have exact numbers as it's pretty system dependant.
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