2' 52mm Universal Mechanical Car Oil Press Pressure Gauge Meter 0-80 PSI Specification: Material: Metal Inner Diameter: 4.3cm Overall Diameter: 5.8cm Gauge Height: 3.2cm Voltage: 12V DC Pressure Range: 0~80 P.S.I Fit with M8*1 Threads Note: -Please check the size measurement chart carefully before making a payment. -Please allow 0.1-0.5cm difference due to manual measurement. -The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. -Instruction is not included. Package Included: 1 X Oil Pressure Gauge Specification: Material: Metal Inner Diameter: 4.3cm Overall Diameter: 5.8cm