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The PolarStar Fire Control Unit Rev
This build combines a rugged full metal platform with your choice of HPA engine
Quick installation with an allen wrench
the KA Tech MAC AR7 LE is a premium custom HPA rifle engineered for players who want the highest level of accuracy
Red – Standard
PolarStar Modular Regulator System (MRS) N7 The PolarStar Fire Control UnitThe PolarStar MRS (Modular Regulator System) threads directly onto your HPA tank, eliminating the need for a separate UFA and keeping your air rig profile to a minimum all in a package just 3 inches tall. Its integral on off valve lets you depressurize the system before unscrewing it from the tank, protecting tank threads and o rings from wear. An oversized 4mm piston bore delivers extremely high flow and refresh rate even at only 40psi, giving you
