The Craftsman E103744 Air Compressor Gauge 2" provides clear, accurate pressure readings to maintain safe and efficient compressor operation. This replacement pressure gauge is designed to monitor air pressure levels within an air compressor system, allowing users to check performance at a glance. It operates through an internal mechanical mechanism that responds to changes in air pre... https://www.wholetoolbox.com/craftsman-e103744-air-compressor-gauge-2-34