5KU 7mm Bearing AEG M4 Reinforced Gearbox Shell Ver.2


  • Model: AS5411
  • Manufactured by: 5KU


  • 5KU 7mm bearing Gearbox Shell.
  • Essential part for upgrading your airsoft electric gun AEG.
  • Made by Metal material.
  • Anti-heat & Anti-wearing construction.
  • To build a tight & durable gearbox.
  • Include 7mm bearing, shim set and gearbox spring set.
  • For gearbox version 2.


  • 5KU model no. - EG-GB-02
  • Color - Gold/Silver (color may vary from different lot)
  • Weight - 408g
  • Material - Metal
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    This product was added to our catalog on Thursday 29 November, 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.