*CGA870 medical oxygen regulator, *Aluminum covering, *12 flow positions, barb outlet *With two check valves *Output:50PSI >> oxygen regulator Body style: CGA870 yoke styleMaterial: Lightweight aluminum alloy bodyOutlet:Barb outlet with two check valvesFlow rates: can be 0-4lpm, 0-6lpm, 0-8lpm, 0-15lpm,0-25lpmColors :can be anodized to green, red, silver, black, gold, brown, blue, purpleOutput ...