Building Fire Ambi Selector for WA M4 GBB


  • Model: AS5128
  • Manufactured by: Building Fire


  • Building Fire WA M4 Selector Lever.
  • Steel construction.
  • Upgrade parts for Western Arms M4A1 selector lever (Part No.94).
  • Replaces original selector lever for ambidextrous use.
  • Allow both Left Handed user change magazine like a Right Handed user.
  • Decrease the time needed for switching shooting mode as time is critical during skirmish.
  • Suitable for WA/G&P WOC M4 series airsoft GBB rifle.


  • Building Fire model no. - EP-38
  • Color - Black
  • Weight - 29g
  • Material - Steel
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    This product was added to our catalog on Wednesday 18 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.