Product Information Includes: With Gauge Pressure Range: 5-150 PSI Select a Product Part NumberDescriptionPortFlow E74-6M-MBManual Drain, Metal Bowl and Sight Glass3/4"140 SCFM E74-3M-MBManual Drain, Metal Bowl and Sight Glass3/8"110 SCFM E74-4A-MBAutomatic Drain, Metal Bowl and Sight Glass 1/2"150 SCFM E74-4M-MBManual Drain, Metal Bowl and Sight Glass1/2"150 SCFM E74-3A-MBAutomatic Drain, Metal Bowl and Sight Glass 3/8"110 SCFM E74-6A-MBAutomatic Drain, Metal Bowl and Sight Glass 3/4"140 SCFM E74-6MManual Drain, Transparent Bowl and Guard3/4"140 SCFM E74-4MManual Drain, Transparent Bowl and Guard1/2"150 SCFM E74-4AAutomatic Drain, Transparent Bowl and Guard 1/2"150 SCFM E74-6AAutomatic Drain, Transparent Bowl and Guard 3/4"140 SCFM