This (EX55R-08) 1" NPT High Flow Air Regulator maintains consistent pressure and prevents overdriving tools. The FRL Regulator features 1 5/8” dial gauge readings in PSI and MPa, and includes a lockout knob that allows set PSI pressure. Adjustment ranges 5-125 PSI. Max Air Flow of 280 CFM and max operating pressure of 145 PSI. Gauge thread: 1/4" center mount.
Abbott Rubber Technical Data Sheet