Comparison : Item # R373, MidFlow Regulator
Item # R373G, MidFlow Regulator with Gauge (0 to 160 psi)
Item # R373HT, MidFlow Regulator with High Pressure (10 to 250 psi Adjustment)
Item # R373I, MidFlow Regulator with Instrument Pressure (3 to 20 psi Adjustment)
Item # R373L, MidFlow Regulator with Low Pressure (3 to 60 psi Adjustment)