PSEM AEG upgrade part series.
PSEM Cylinder Head with air nozzle set.
Made by steel & plastic material.
Cylinder head set for AK series version 3 gearbox.
Silent piston head with ball bearing.
Suitable for AK series version 3 airsoft gearbox.
Cylinder head with double O-ring on the button.
Dual O-ring for better air sealing.
It keeps the nozzle stroking at the exact center of the cylinder.
It also stabilizes the loading system.
As always upgrading AEG require necessary skill and technique to dissemble the gearbox consult expertise if needed.
PSEM model no.
- P0001B Color - Gold & black Weight - 46g (full set) Material - Steel & plastic