NPAS Nozzle Valve for VFC GBBR's toxicant This endcap is especially good

This endcap is especially good when combined with grip-stock/bottle HPA builds

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Having the nub integrated means a more stable shot-to-shot accuracy

And if you're the awesome person who has one of these engines

This hand little regulator is similar to other offerings in the market

NPAS Nozzle Valve for VFC GBBR's toxicant This endcap is especially goodJaeger precision NPAS Valve for VFC GBBR's. Adjust powerlevel of your replica to different field limits! Yellow floating valve made from high strength 3D printed nylon. The grubscrew uses a 1. 5mm allen key to adjust the preset, thereby lowering the total gas volume that gets into the barrel to accelerate the BB.