These single-stage plugged regulators are designed to step the pressurised contents of a compressed gas cylinder down to a pressure that can be used in Oxy/Acetylene Cutting amp Welding or Oxy/Propane Cutting. Ideal for site work Fits cylinders with vertical outlets valves Features no gauges Output pressure is controlled by the centre dial Maximum Inlet Pressure 20 Bar Maximum Outlet Pressure 3.5 Bar