PolarStar Air Nozzle for Fusion Engine Airsoft EPAR (Color: Red / V2 M4), Accessories & Parts, HPA, PolarStar Fusion Engine/JACK/F1 - Evike.com Airsoft Superstore
Valken V12 Owners | Hi all. I'm using the Valken ultra reg for my HPA but it's over charging and the pressure screw does nothing to change the pressure