StarTech.com 1U 4-Post Adjustable Mounting Depth Heavy Duty Shelf - 27.5in/700mm Depth - For Server, A/V Equipment - 1U Rack Height x 19" Rack Width x 38.30" Rack Depth - 4 Post - Black - SPCC - 330.80 lb Static/Stationary Weight Capacity - TAA Compliant