Action High Output Valve for KSC Glock Series GBB


  • Model: AS3978
  • Manufactured by: Action


  • ACTION Stainless Steel High Output Magazine Valve.
  • Replace the standard blow off valve of airsoft pistol magazine.
  • Extreme output power upgrade.
  • Increase the shooting power of each shot.
  • Withstand high pressure airsoft gas.
  • For KSC Glock series airsoft GBB pistol.
  • As always, upgrading GBB require necessary skill & technique, consult expertise if needed.


  • ACTION model no. - A-VA-02
  • Color - Silver
  • Weight -6g
  • Material - Stainless steel
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    This product was added to our catalog on Friday 24 June, 2011.

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    Disclaimer: All airsoft guns, gas blowback guns, spring guns are NOT real firearms. All airsoft guns sold to US customers are affixed with an orange tip permanently.