The ADJSHELFHD 1U Adjustable Heavy Duty Fixed Rack Mount Shelf lets you add a high-capacity, adjustable 1U shelf to virtually any standard 19-inch server rack or cabinet. This TAA compliant product adheres to the requirements of the US Federal Trade Agreements Act (TAA), allowing government GSA Schedule purchases. This heavy duty rackmount shelf can be adjusted from 19.5in to 38in (mounting depth) to fit your rack. Constructed using 1.0mm SPCC commercial grade cold-rolled steel, providing the ability to hold up to 80kg (175lbs) of equipment - a durable solution for storing large, non-rackmount pieces of equipment, heavy tools or peripherals in your rack or cabinet. Backed by a StarTech.com Lifetime warranty.