Features:> This gas regulator can be used for CO2 welding or MAG.> The regulator use single step to decompress the gas.> The material of body is forging brass with electric plating.> The caps use good alloy zinc with electric plating.> Inlet tube has bronze screen.> The material of flowmeter tube is complex material which makes the products durable.Specifications:> Applied Gas: Aron> Outlet Flux(L/min): 0~25> Outlet Pressure (MPa): 0.25> Inlet Thread: G5/8> Outlet Thread: M12x1Package Included:1pcs WX-191 Argon Regulator