Dixon, E12M12-B, E-Series 1-1/2" Brass DQC Straight Through Interchange Male Plug 1-1/2" NPTFFeaturesStraight-Through Pressure-Wash InterchangeInterchanges with Parker ST-Series, Foster FST-Series, Tomco Series-ST, Hansen ST-SeriesThese plugs have no internal valves, providing maximum flow with minimum pressure drop.Safety notesDo Not Disconnect with pressure in line.WARNING: This product contains a chemical known to the State of California to cause birth defects or other reproductive harm. Do not use in connection with drinking water. Wash hands after handling.