Modify - Aluminium Piston Head

Modify Aluminium Piston Head
- Made of aircraft aluminum alloy. 2 types for Marui
- Electroplated finish & improved hardness
- With quality thrust bearing

Made of aircraft aluminum-alloy. Design to be more effective and 100% airtight.

Piston heads in airsoft guns push out air via its travel from cylinder to air nozzle.