4ZL70-A Compressed Air Lubricator, Lubricator Type Micro Mist, Lubricator Bowl Material Zinc, Air Inlet Size 3/8 in, Air Inlet Type NPT, Maximum Flow Rate 50 cfm, Maximum Operating Pressure 250 psi, Maximum Operating Temperature 175 Degrees F, Adjustment Mechanism Screwdriver, Body Material Zinc, Overall Width 2 in, Sight Dome Included Yes, Sight Gauge Included Yes, Adjustment Mechanism Material PE, Air Flow Direction Left to Right, Air Inlet Gender Female, Air Outlet Gender Female