Removes water, oil, and contaminants from your air lines down to 5 microns. Provides clean, dry air for your air tools, paint spray guns, or abrasive blast cabinet. 120 cfm air filter with 50 cfm air regulator with gauge. Has 1/2" NPT inlet, 1/4" NPS regulated outlet, and 3/8" female NPT full-pressure outlet. 150 psi max pressure, manual drain.