CONTROLAIR (300-BBK) Filter Regulator, 1/4" Port Size, 0-60 PSI, 0-4 bar, with knob (to replace square head adjust screw)
ControlAir Pressure Regulators, IP/EP Pressure Transducers, Volume Boosters and Air Relays, Valve Positioners, Liquid Level Measurement, Diaphragm Air Cylinders