HK Army Airsoft Low-Pressure Regulator Piston Assembly (250-400psi Output) (GG08-02)

HK Army Airsoft Low-Pressure Regulator Piston Assembly (250-400psi Output) for Standard and HP8 Regulators

Recommended for any Airsoft players that use HPA air set-ups.

This is a direct replacement regulator piston complete with pressure shim stack (250-400psi Output Pressure) for the HK Army compressed air tank regulators.

Compatible with HK Army Standard and HP8 Regulators.