QuestCraft Argon CO2 Mig Tig Flow Meter Welding Weld Gas Regulator Gauge CGA580 w/ 12' Hose Flowmete which is perfect for Mig and Tig Welding. Flow Meters,it fit argon ,co2 and argon/co2 fixed Brass Body. Preset : 30 PSI Flowmeter Range 10-60 SCFH. inlet connection:CGA580 Connection: female UNF9/16 with 1/4" barbed fitting. Aprox 12 feet Hose The output flow is adjustable from 10 to 60 cubic feet per hour, and is indicated by floating ball