Pneumatic Hydraulic Pressure Gauge 0 Psi 180 Psi of Air Compressor Liquid, 0 1212bar 42 * 40mm - China Pressure Gauge and Manometer
How to Convert Pressure Units: psi & bar - YouTube
Glycerin Filled Pressure Gauge, 2 1/2″ (63 mm) Dial, Range 0 to 42 Bar with dual scale of 600 PSI, Direct Mounting Bottom Entry, 1/4″ BSP (M) Connection, SS Case & SS Wetted Parts