Rack Tech Cantilever Fixed Shelf End Mount Vented for 2-post or 4-post Rack 19-inch Rack Mountable (Rack Mount) Shelves APWMayville APW CS1912VM Measurements & Weights: Rack Units: 2 Rack Width: 19" Height: 3.50" Depth: 12.5" Support: up to 50 lbs