Primefit FRL3802G 3/8" Filter Regulator Lubricator (FRL) 3 in 1 Combo w/Gauge. Filters impurities to 40 microns with brass filter element and manual drain. 200PSI Max Inlet, 165 PSI Max Outlet Pressure. Lubricator provides steady lubrication to air lines. Locking Regulator Knob regulates pressure to desired setting between 10PSi to 160 PSI.