And the monitor tray is 250 mm x 250 mm in size with foam pads for damping. It is height-adjustable from 900 mm to 1500 mm for optimum speaker positioning and comes with a set of spikes. Mounted to the integrated large rubber feet, they achieve an effective coupling to the floor. Features Solid cast iron base Steel tray with isolating foam strips Black powder coating finish 50 kg load capacity Set of spikes included Specifications Product type: Stands and Tripods Type: Speaker Stands Tubing material: Steel Tubing colour: Black Tubing surface: Powder coated Min height: 900 mm Max height: 1500 mm Bearing surface: 240 x 250 mm , EVA padded Height adjustment: Adjusting screw Base type: 3-point Base material: Cast iron Base edge length: 292.5 mm Lower connector: M20 Tubing diameter: 42 mm / 35 mm Max. load: 50 kg Interchangeable rings: 1 x 25 mm , 1 x 30 mm Weight: 6,5 kg Additional information: Including acoustic isolation spikes Watch: Gravity - Studio Monitor Speaker Stands