From our inventory we are selling a Speedaire 4ZM07 Pneumatic Regulator w/ Gauge 300PSI Inlet 125PSI Outlet 1/8" NPT. Specifications: Model #: 4ZM07 More Information: Inlet Pressure: 300PSI Outlet Pressure: 125PSI Gauge Range: 0 to 160PSI Port Thread: 1/8" NPT