This pressure gauge is a great pressure measuring tool with stable performance. With mini size, it is convenient to carry. Features: 40mm dial plate, double scale for bar/psi measurement. Clear number markings for convenient and easy readings. Metal outer case, well protect the inner accessories. Mini size, convenient to carry. Connection: 1/8" NPT thread mount. Specifications: Material: Metal Range: Range 1 / Range 2(Optional) Measurement: Range 1: 0~160psi / 0~10bar; Range 2: 0~200psi / 0~14bar Dial Plate Diameter: 40mm Connection: 1/8" NPT Thread * Item Weight: Range 1: 51g / 1.8oz; Range 2: 47g / 1.65oz * Package Size: Range 1: 4.5 * 4.5 * 4cm; Range 2: 5.5 * 4.5 * 2.5cm * Package Weight: Range 1: 58g / 2.05oz; Range 2: 52g / 1.84oz Note: Range 1 is back mount and range 2 is side mount, please in kind prevail. Package List: 1 * Pressure Gauge