Answer
Sep 25, 2026 - 08:47 AM
No, just remove the bolt, adjust through the front of the nozzle, then reassemble. No full teardown needed, though installing the NPAS for the first time does call for some GBBR teching knowledge and basic tools.
Do I need to fully disassemble my GBBR to adjust it? Waldo Dynamics Crimson NPAS for VFC / APFG / Maruyama
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Open Sep 25, 2026 - 08:18 AM
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Waldo Dynamics Crimson NPAS for VFC / APFG / Maruyama
Waldo Dynamics | Crimson NPAS for VFC / APFG / Maruyama GBBR Features: Drop-in adjustable NPAS (Negative Pressure Adjustment System) that replaces your stock valve, letting you dial FPS/Joule output up or down with nothing more than a 1.5mm hex key Tighter internal bore specifically tuned for the 0....
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