Comparison : |
Item # R398, High Flow Regulator Item # R398G, High Flow Regulator with Gauge (0 to 160 psi) Item # R398H, High Flow Regulator with High Pressure (10 to 250 psi Adjustment) Item # R398L, High Flow Regulator with Instrument Pressure (3 to 20 psi Adjustment) Item # R398P, High Flow Regulator with Low Pressure (3 to 60 psi Adjustment)
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