[Guarder] Bore-Up Polycarbonate Piston Head with Bearing

Description:

• Part No.: GL-04-03
• For Guarder/Systema Bore-Up Cylinder use
• Bore Up Series upgrade part
  
• Polycarbonate Piston Head with Thrust Bearing is renewed to be more effective
  
• Custom 6 holes ventilation design increase the stability during full auto shooting mode
  
• It creates soft & quieter shooting sound than the sister part, Aluminum Version
  
• Reinforced piston head will provide extra duration during rapid & prolonged firing
  
• Recommended to use along with Upgrade Springs
  
• As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed

• Guarder Bore-Up Polycarbonate Piston Head with Bearing

Specification:

• Weight:  20g
• Colour: Black 
• Material: Polycarbonate/Rubber
• Compatibility: Guarder/Systema Bore-Up Cylinder use

Package Contents:

1.  Bore-Up Polycarbonate Piston Head with Bearing x1pc