High Purity Gas Regulator, Mounting Type Pipeline, Number of Stages Single Stage, Compatible Gas Type Argon, Helium, Nitrogen, Control Type Knob, Maximum Inlet Pressure 1,200 psig, Inlet Connection Size 1/4 in, Inlet Connection Gender Female, Inlet Connection Type NPT, Outlet Pressure (Maximum) 200 psig, Outlet Connection Gender Female, Outlet Connection Size 1/4 in, Outlet Connection Type NPT, Gas Purity Rating 99.9 Percent, Helium Leak Integrity Rating 1.00 x 10^-5 cc/sec WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -