... / reducing , hexagonal Plug & Bushing - Square ( plug ), Hexagonal, Round head Coupling - Full coupling , half reducing couplingBrand:TMWMain MarketAmerica, Europe, Southeast Asia, etc.Supply ... (WN), Threaded Flange (TH), etc.American SeriesCLASS 150, CLASS 300, CLASS 400, CLASS 600, CLASS 900, CLASS 1500, CLASS 2500European SeriesPN 2.5, PN 6, PN 10 ...