Description: Pressure Gauge For Airless Paint Spray Testing Pressure Range: 0-40mpa Bottom mount. Fluid Filled, Glass Face, 1/4" NPT Thread. Can be used for all fluid application. Precision tool gives more control over air pressure for more efficient air tool operation. Place between air supply source and air tool for instant pressure adjustment. Essential for many paint sprayers, nail and staple. Large easy-to-read dial, knurled knob for better grip. 1/4" NPT threads, chrome-plated cast zinc construction. Working temperature: room temperature Diameter: 2.60" / 6.6cm Noted: We have two different appearance products in warehouse, will send them in random. Package Includes: 1 x Air Pressure Gauge Regulator