Hafele Television Extension with swivels, slide, and platform,in galvanized steel, Black Overall Dimentions: 12 5/8" W x 14 1/4" D x 2" H, Platform size: 12 5/8" W x 12 5/8" W Full extension slides, Platform Pivot range 360 degrees Material: Slides: steel, galvanized, Platform: steel Dynamic load rating: 132 lbs./60 kg ** Note ** Not for use for flat screens. To use for flat screen tv, you would need to secure the base of the flat screen down to the shelf used on this tv mount