SM 702 Cabinet Flange / Top Hat This flange is designed to be inserted into the top of a 15 inch or 18 inch SUB speaker so a Gravity 35mm speaker pole can be insterted, to hold a top speaker of 10 to 15 inches. Product type: Speaker Construction Accessories Type: Cabinet Flange Material: Die-cast aluminium Surface: Powder coated Colour: Black Suitable for tube diameter: 35 mm Flange size: 109 mm Installed depth / installation height: 85 mm Tiltable: No With screw clamp: No Weight: 0.152 kg