Gas Regulator, Maximum Gauge Outlet Pressure 4,000 psig, Number of Stages Single Stage, Compatible Gas Type Carbon Dioxide, Control Type Knob, Inlet Connection Type NGO, Inlet Connection Gender Male, Inlet Connection Size 0.825 In.-14, Outlet Pressure (Maximum) 150 psig, Outlet Connection Gender Female, Outlet Connection Size 5/8 In.-15, Outlet Connection Type UNF, Body Material Brass, Diaphragm Material Stainless Steel, CGA Number CGA 320, Application General Purpose, Body Diameter 3.64 in WARNING: Reproductive Harm - www.P65Warnings.ca.gov -