5KU Stainless Steel Valve Knock for Hi-Capa GBB Black


  • Model: AS4487
  • Manufactured by: 5KU


  • 5KU Stainless Steel Valve Knocker.
  • Stainless steel construction.
  • Replace the standard valve knocker of airsoft pistol magazine.
  • Suitable for HI-CAPA series airsoft GBB pistol.
  • As always, upgrading GBB require necessary skill & technique, consult expertise if needed.


  • 5KU model no.- GB-232
  • Color - Black
  • Weight - 9g
  • Built material - Stainless Steel
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    This product was added to our catalog on Monday 26 September, 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.