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Ra-Tech NPAS Adjustable Flute Valve for TM Tokyo Marui GBB

The NPAS System allows the user to adjust the muzzle velocity of their Gas Blowback within a certain range by controlling the air flow directed through the nozzle.

  • for Marui GBB systems or WE open bolt systems (Not compatible with Marui MWS Systems)
  • Installation is required.
  • Minor modifications or fitment may be required.
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