Replacement Pressure GaugeFits JEGS 20-Ton Hydraulic Shop Press (555-81638)Fitting: M20-1.5Diameter: 3 7/8 in.Max Pressure: 30 US-Tons, 28 Metric-TonsBlack Face with White NeedleBlack Housing JEGS 81638-7Take the guesswork out of press projects with a replacement gauge from JEGs. This direct-fit piece for the 555-81638 20-ton hydraulic shop press is easily installed and keeps you informed. The analog gauge features a black background with white text and needle. Maximum capacity is marked in red to ensure that you don't take your press outside of its safe range.