Brand: NITRA Item: Regulator Includes: Integral pressure gauge and locking adjustment knob and mounting bracket For Use With: Ax-44 series air prep components Pressure Range: 7-130 psi Working Fluid: Air or inert gas Inlet Port: 1/2in female NPT Outlet Port: 1/2in female NPT NITRA pneumatic regulator, 1/2in female NPT inlet(s), 1/2in female NPT outlet(s), 7-130 psi range. For use with Ax-44 series air prep components.