FPS CARBON FIBER ventilated piston head w/ spring spacer

New quality made of CARBON FIBER fabric
Special shape to reduce friction and optimize the air floss.
The special cone shaped allows the small holes holes not to cover ventilation while air charge
besides the external ring, has been extended to reduce the impact surface, to save shock noise and prevent energy loss
this will makes the piston head to eject the same air quantity on each bb making the gun more accurate.
Rubber oring spring pad included (use the rubber to reduce mass weight especially in hi speed configuration).
For Marui/G&p/Ka aeg and compatibles electric gun rifles.
Weight: 5.49g only.