1、Clear Reading: Pressure gauge and gas flowmeter, with clear scale, are more suitable for reading values. 2、Manual Adjustment: The argon pressure reducer is equipped with a manual adjustment knob, easy for operation. 3、Wide Usage: The pressure reducer is suitable for argon and carbon dioxide (non heating), supports maximum pressure of 4000psi. 4、Reliable Material: Made from premium brass and plastic materials, the welding regulator is not easy to be damaged, ensures lasting durability. 5、Mainly Used: The gas flowmeter regulator is suitable for welding operation, welding machine argon operation. 1 x Argon Regulator Item Type: Argon RegulatorMaterial: Brass, PlasticInlet Connection: CGA 320, with gasketOutlet Connection: M12 x 1 and faucet optionMaximum Pressure: 4000psi/2800KPaRegulator: Manual knobPressure Gauge and Gas Column Size: Approx. 162x27mm/ 6.4x 1.1inTotal Width: Approx. 121mm/ 4.8inOutlet Height: Approx. 85mm/ 3.3in