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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
comfort and breath-ability
Heavy metal upper receiver and barrel assembly
000" HPA and Milspec stock rails — stick-on rails are no longer needed
02mm tight bore inner barrel
PolarStar Fusion Engine™ Poppet midcap-magazines comfort and breath-abilityThe Poppet Valve controls air flow through the Fusion Engine. Available in different levels of restriction, the poppet you choose determines whether your build leans toward higher air efficiency or higher velocity. Standard Black The Black Poppet is the highest flowing valve available for the Fusion Engine and is the valve the engine ships with standard. It gives you the widest range of velocity adjustment by simply swapping nozzles to shift your
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