GLOBALRACK 2U vented server rack mount shelf is deep19In , 2U shelf for any standard 19in server rack with，Has central mounting options.Its versatile design ensures it works great for all your computer, AV, network and data . The surface plate design adds extra load-bearing capacity to the tray, ensuring the stability of the server rack. Heavy-duty Construction Constructed using grade cold-rolled steel, this durable fixed rack shelf can hold up to 150 lbs of equipment ,thickness of the steel plate reaches 2MM (0.08 inch). The rugged steel construction holds up to even the harshest industrial environments, helping to keep your equipment safe.