ARO-Flo 3000 Series 3/4 inch Filter/Regulator (Piggyback), 236 scfm Air Flow Capacity. 5 Micron standard filter with metal bowl, sight glass, and automatic drain. 0-140 psi regulator (relieving) with flush mount gauge and standard knob control.

Filter-regulators, or "piggybacks," combine the functions of both a filter and regulator. Piggybacks are compact and most effective when space is a constraint. Piggybacks can be modified with different springs, depending on the filtration and air regulating requirements.