Western CGA-580 Argon Flow Gauge Regulator with providing constant delivery pressure that is perfect for welding, laboratory and general-purpose applications. Featuring a maximum delivery capacity of 0 - 60 scfh with 2" twin scale gauges offers a 0 - 3000 PSIG of maximum inlet pressure. Regulator has twin inlet filters for added regulator service life and a self re-seating pressure relief valve to protect against high pressure. Corrosion resistant regulator made of machined brass body with 2" neoprene diaphragm to maintain constant pressure delivery. Regulator fitted with 5/8" - 18 RH (F) outlet and has a three year warranty.