DEVILBISS High Output Air Adjusting Valve With Gauge, Specifications: 160 psi Maximum Inlet Pressure, 0 to 160 psi Regulator Pressure, +/-0.5 psi Accuracy, 1/4 in Thread, MNPS x FNPS Swivel Connection, For Use With: PLUS High Efficiency Gravity Feed Gun and GTi Millennium HVLP Gravity Feed Gun/Cup