Harris 25-80-IGG-580 Argon/Carbon Dioxide Flow meter Mount Inert Gas Guard Regulator is designed to be compact, lightweight, heavy-duty and rugged. Regulator provides accurate pressure regulation that is ideal for small cylinders or confined spaces. It features dual 2" steel gauge and has CGA 580 inlet with left-handed minimum female outlet of A 5/18". Features Designed to save shielding gases through surge control Applications Pipeline Product Attributes Regulator Type Flowgauge Regulator Gas Service Argon, Carbon Dioxide, Inert Gases Inlet Connection CGA-580 Outlet Connection 5/8" - 18 (RH Female) Delivery Rate 0 - 80 scfh