High quality beaded and polished Aluminium pipe for the connection of silicone hoses BOOST Products 76mm aluminium connector - Length: 75mm Both ends beaded aluminium pipe For the connection of silicone hoses diameter = Outer diameter. Photo with item is just an example! Outer Diameter: 76mm Length: 75mm Wall Thickness: 1,5mm Material Term: AlMgSi0,5 The aluminium connector are perfectly suitable for the connection of silicone hoses. Together with our HD-Clamps the perfect symbiosis. Please notice that our silicone hoses have a good tolerance so even 1-2mm smaller or larger silicone hoses fit on the connector. As a general rule: diameter BOOST Products silicone hose (inner) = diameter aluminium connector (outer)!