Description:Two fittings are clamped together with a high temp silicone gasket in between, providing a clean efficient connection for valves, hoses, etc. Specification:Product Name: Hose Barb AdapterMaterial: 304 Stainless SteelFinish: PolishedInner Thread Size: 1/2 BSPT FemaleFit For: 2" -clampTotal Height: 30mm / 1.18inchFlange Diameter: 50.5mm / 1.99-inchOuter Diameter: 24mm / 0.94-inchInner Diameter: 19mm / 0.75-inch Package Content:2 x Hose Barb Adapter