Victor 0781-2743 CutSkill HRF 1425 Light Duty Flow Meter (Model HRF1425-580) offers up to 50 CFH flow range for argon and up to 38 CFH for carbon dioxide. Flow meter provides 3000 PSIG maximum inlet pressure and 25 PSIG outlet pressure. Flow meter with CGA 580 inlet connection and 5/8" - 18 RH(F) outlet connection features single stage piston design. Flow meter in machined brass construction consist of PTFE seat and is ideal for measuring as well as regulating gas flow. Flow meter comes with 10' hose and MIG kit. Design/Construction, The HRF 1400 regulator/ flow meter, has a single stage piston design. Argon, Argon/CO2 mix and CO2 models, 25 PSIG or 80PSIG pre-set pressure. Up to 50 CFH for Argon and up to 38 CFH for CO2 delivery, available in CGA 320 and 580 inlet connections, with an optional MIG kit available with a 10ft hose.