The Volvo Penta pressure gauge 7-bar white - 874923 is a high-quality pressure gauge designed specifically for use in marine environments. The gauge has a white background with clear black numbers and markings, making it easy to read even in bright sunlight. The gauge has a range of 0 to 7 bar and is capable of accurately measuring the pressure of various liquids and gases, including fuel, oil, water and air. The gauge's housing is made of durable material that is resistant to corrosion and UV radiation. The Volvo Penta pressure gauge 7-bar white - 874923 is compatible with most Volvo Penta engines and can be connected to the engine's pressure sensor via a standard 1/8" NPT fitting. The gauge has a 52 mm diameter and features a rubber seal to ensure water tightness. All in all, the Volvo Penta pressure gauge 7-bar white - 874923 is a reliable and accurate pressure gauge suitable for a wide range of marine applications.