Uniweld TGW 3/4" F.H.T. x 1/4" F.H.T., WATER TEST GAUGE Part # Description TGW300 Water test gauge with 3/4” female hose connection, 2-1/2” gauge, 300 PSI TGW300DP Water test gauge with 3/4” female hose connection, 2-1/2” gauge, 300 PSI Drag Pointer TGW160 Water test gauge with 3/4” female hose connection, 2-1/2” gauge, 160 PSI Replacement Part and Gauges TGW160 3/4” FHT x 3/4” female NPT connection only GS316-5 2-1/2”, 300 PSI 12 o'clock dial GS316-5DP 2-1/2”, 300 PSI 12 o'clock dial Drag Pointer