5KU SR16 E3 Aluminum Outer Barrel for WA M4 GBB Black


  • Model: AS5181
  • Manufactured by: 5KU


  • 5KU SR16 E3 Aluminum Outer Barrel.
  • Aluminum Constructed One-Piece Outer Barrel.
  • Suitable for WA M4 Series Airsoft Gas Blow Back GBB Rifle.
  • Dimple texture on surface.
  • Barrel tip end has Counter-Clockwise 14mm thread.
  • Super rigid construction for high end upgrade user.


  • 5KU model no. - GB-148-B
  • Color - Black
  • Weight - 223g
  • Material - Aluminum
  • Length - 390mm
  • Adaptive End - 14mm Counter-Clockwise
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    This product was added to our catalog on Thursday 19 July, 2012.

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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.