Add a high capacity, adjustable depth fixed shelf into almost any server rack or cabinet. 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 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.