4ZL79-A Compressed Air Lubricator, Lubricator Type Micro Mist, Lubricator Bowl Material Polycarbonate with Steel Guard, Air Inlet Size 1/4 in, Air Inlet Type NPT, Maximum Flow Rate 60 cfm, Maximum Operating Pressure 150 psi, Maximum Operating Temperature 125 Degrees F, Adjustment Mechanism Screwdriver, Body Material Aluminum, Overall Width 2 11/16 in, Sight Dome Included Yes, Sight Gauge Included Yes, Adjustment Mechanism Material PE, Air Flow Direction Left to Right