Counter Sunk Plug | Hex Reducer Bushing | Insert Barb x FIP Adapter | Push-On insert x Push-On Insert | Slip On Flanges | Socket Weld Flanges | PVC 40 Pipe and Fittings | 1" x 2-1/2" | 1" x 3/8" | 1" | 3-1/2" x 5" | 4" x 2"