ITEM NAME:0-12BAR 0-170PSI 10mm Thread Gas Air Pump Pressure Gauge Compressor Manomet A1F1 0-12BAR 0-170PSI 10mm Thread Gas Air Pump Pressure Gauge Compressor Manomet A1F1 Product Name : Compressor Barometer;Material : Hard Plastic, Metal Color : Black, White;Thread Diameter : 10mm/ 0.394" Size : 4.1 x 2.5cm/ 1.61" x 0.98"(D*H);Scale : 0-12 Bar, 0-170 Psi Weight : 22g 0-12 Bar, 0-170 Psi, 10 install thread. It is Installed mainly on the pneumatic pipe and other auxiliary equipment. A scientific instrument used to measure atmospheric pressure for compressor. Package Content : 1 x Compressor Barometer Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.