Features and Benefits Fits any professional spray gun Lightweight design is comfortable for use by right - or left - handed painters Available with or without pressure gauge Provides finer air control at the gun, enhancing color matching capability Swivel top allows for easy and fast installation Competitively priced All DeVilbiss HVLP guns require the use of the HAV-501 Max. inlet pressure: 160 Max. reg. pressure PSI: 0-160 (gauge range) Max. operating temp oF: 180 Air inlet: ? NPS (M) Air outlet: ? NPS (F) (swivel)