Gravity SA BTRAY 1, Beamer adapter plate for 35 mm tripods, Fits on any 35 mm tube stand, Turns a standard speaker stand into a beamer stand, Set up dimension: 42 x 38 cm, Also suitable for laptops, blue-ray players, studio monitors and other equipment weighing up to 30 kg, Sturdy all-steel construction, Edges are raised 10 mm to increase bending stiffness and prevent equipment from falling down, Material: powder-coated steel, Tube holder for 35 mm diameter, Load capacity: Max. 30 kg, Supporting surface: 380 x 240 mm, Material thickness: 2 mm, Weight: 2.94 kg, Colour: Black