Reducing pipe fittings are great for connecting two unthreaded water supply pipes in different outside diameters requiring high tensile strength. Widely used in building construction, bathrooms, kitchens, sinks, laboratories, etc.Specification:Color: GrayShape: StraightMaterial: PVC (Polyvinyl Chloride)Height: 105mm / 4.13 inchBig Diameters: 120x110mm / 4.72x4.33 inch (OD*ID)Small Diameters: 82x75mm / 3.23x2.95 inch (OD*ID)Package Content: 1 x Reducer FittingAdvantage:PVC connectors with thickened inner wall feature smooth surface, corrosion resistance, good strength and thermal stability, watertight, and long service life.Instruction:The socket openings are bonded by PVC special glue (NOT included here).