This in-line air pressure regulator controls compressed air flow in workshop and industrial settings. The 1/2 inch NPT regulator adjusts output pressure from 7 PSI up to 215 PSI, supporting flow rates up to 170 SCFM. Maximum input pressure is 250 PSI. The unit comes with a wall mounting bracket and pressure gauge for easy installation and monitoring. A high-impact locking composite knob maintains your selected pressure setting during use. Suitable for paint booths, pneumatic tools, and spray equipment.