SIOUXCHIEF PowerPEX F3347 Adapter 3/4″ F1960 3/4″ CPVC 3.20″ 645VGC3 (Pack of 2)SIOUXCHIEF PowerPEX ASTM F3347 Strt Adapter 3/4″ F1960 3/4″ CPVC 3.20″ 645VGC3.