Forney 87070 Oxygen Regulator, Light Duty, Victor Style Versatile Victor type oxygen regulator for light duty applications Forged brass bodies and bonnets for maximum strength Sintered or heat treated metal inlet filter to trap impurities Pressed, not soldered, joints for easy maintenance Easy to read 1-1/2-Inch dual scale-Gauges with nearly unbreakable screw on lenses with safety relief valve for safe operation