Victor® HVTS 2537 Two Stage Medium Duty Argon/Helium Calibrations Regulator And Flow meter Combination offers 15 - 65/40 - 200 SCFH of delivery and is ideal for MIG or TIG applications. Regulator with maximum inlet pressure of 3000 psig features a forged brass body with housing cap and has 2" high pressure gauges with fabric reinforced neoprene diaphragm. Regulator comes with 580 CGA inlet connection having bronze sintered filter and 5/8"-18 RH(F) outlet connection for giving long lasting service. Regulator has an external reseating relief valve and a stem type seat mechanism with 2 gas calibrations. Two stage regulator measuring 7" X 6 1/2" X 5 1/2" offers extremely accurate flow rates while reducing the cylinder pressure and has preset low surge outlet pressure of 25 psig.