The Red Dragon 567 RC is a medium capacity regulator with precise regulating characteristics allowing delivered pressures from 0 - 60 P.S.I. 567 RC is designed for cylinder systems in liquid or vapor service. Both the inlet and outlet are 1/4" female pipe thread. A plugged port is built in to accomodate the Red Dragon G-23 or G-24 Pressure Gauge allowing accurate monitoring of the working pressure. Use for tar pot heaters, weed burners and many other applications. Not for use with gas grills and other low pressure devices.