Best Seller | ARO R37451-600 Regulator,Air Inlet 3/4",NPT,300 scfm Regulator, Air Inlet Size 3/4 in, Air Inlet Type NPT, Maximum Flow Rate 300 scfm, Maximum Operating Pressure 140 psi, Maximum Operating Temperature 140 Degrees F, Pressure Gauge Included Yes, Adjustment Mechanism Knob, Overall Width 3 9/16 in,... ... more ARO R37451-600 Regulator,Air Inlet 3/4",NPT,300 scfm Regulator, Air Inlet Size 3/4 in, Air Inlet Type NPT, Maximum Flow Rate 300 scfm, Maximum Operating Pressure 140 psi, Maximum Operating Temperature 140 Degrees F, Pressure Gauge Included Yes, Adjustment Mechanism Knob, Overall Width 3 9/16 in,... | | $161.99 go to store |