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Feb 20, 2022 - 12:01 AM
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.
Question: I have a dead arp9 I want to upgrade to hpa for the 1st time will this jack unit drop in and work with my platform?
Answer: Yes, the V2 version of this unit is what you would need.
Question: Could I in theory use this with a p90 hop up (not gearbox. just hop up)?
Answer: "In theory" yes.
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