Army Force 6.01mm Inner Barrel for WA M4/M16 GBB (550mm)


  • Model: AS5901
  • Manufactured by: Army Force


  • Army Force Airsoft stainless steel 6.01mm Inner Barrel.
  • Essential part for upgrading your airsoft guns.
  • Stainless steel made tightbore upgrade barrel.
  • 6.01mm precision inner airsoft rifle barrel.
  • Perfect for tighter grouping & more accurate shooting.
  • Increases FPS for higher velocity, Built for extra power and precision shooting.
  • Compatibility: Western Arms M4 / M16 Series Airsoft Gas Blow Back Rifle.
  • As always, upgrading Airsoft guns require necessary skill & technique to dissemble the gearbox, consult expertise if needed.

    NOTE: You can always choose a longer Barrel if you have a extended Outer barrel installed.


  • Color - Silver
  • Material - Stainless steel
  • Weight - 117g
  • Length - 550mm
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    This product was added to our catalog on Wednesday 24 July, 2013.

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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.