Air Regulator, Pipe Size 1/4 In. Npt, Max. Flow 45 Cfm, Max. Pressure 200 Psi, Max. Temp. 175 Degrees F, Adjustment Range 5 To 125 Psi, Round Adjustment Knob, 1/8 In. Npt Gauge Port, Overall Height 3.38 In., Overall Width 4 In., Overall Length 4 In., Body Material Zinc, Includes Gauge And Quick Coupler