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Jul 24, 2019 - 01:33 PM
That should work, not sure about trigger modification tho. You would need the Jack nozzle #15 as well.
would this work well with the ump elite without modifications for the trigger PolarStar Jack V3 HPA Unit | Standard FCU | V3 AK HPA Kit
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Open May 08, 2023 - 11:29 PM
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PolarStar Jack V3 HPA Unit | Standard FCU | V3 AK HPA Kit
“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 that have center-line nozzles. Similar to its sister product, the F...
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