Army Force airsoft AEG upgrade parts.

Essential part for upgrading your airsoft AEG.

Piston head with ball bearing is renewed to be more effective.

Redesigning the area of port at the head front & the total weight.

Suitable for all airsoft electric gun AEG rifle.

Reinforced piston head will provide extra duration during rapid & prolonged firing.
As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed.