37mm Spring Pressure Gauge-M10x1*12.5

● Spring type Pressure Gauge for fire extinguishers

● Construction: Spring Type

● Mateiral: Stainless steel coil with brass internal

● Thread: M10X1*12.5;     NPT 1/8;  

● Diameter: 37mm or 30mm

● Quality: 100% Inspection

● Package: Foam Board/ Strong Carton.