The UNISLDSHF192 Adjustable Sliding Rack Shelf lets you add a vented, sliding shelf with cable management into virtually any 4-post server rack or cabinet. This TAA compliant product adheres to the requirements of the U.S Federal Trade Agreements Act (TAA), allowing government GSA Schedule purchases. The adjustable mounting depth design allows the shelf to be installed easily into server cabinets with mounting depths from 27.7in (702.2mm) to 31.6in (802.2mm). The sliding rails also offer a locking mechanism to stop the shelf from sliding out too far or sliding back into the rack before maintenance is complete.• Supports up to 50lbs (22.7kg)• Adjustable mounting depth from 27.7in (702.2mm) to 31.6in (802.2mm)• TAA compliant for GSA Schedule purchases• Includes a reversible cable management arm• Vented shelf for increased airflow• Sliding rails with locks to prevent the shelf from sliding out too far• Sturdy, 2mm cold-rolled steel constructionOffering a weight capacity of up to 50 lbs. (22.7 kg), this sliding rack shelf features a ventilated, cold-rolled steel construction for increased airflow and durability in your server room or wiring closet installations. For ease in routing cables neatly through your rack, they have included a reversible cable management arm that can be attached to the back of the shelf, plus an adjustable bezel to keep your equipment where you want it on the shelf. Backed by a StarTech 2-year warranty. Advantage • Access equipment on the shelf easily with the simple sliding and locking mechanism• Mount into virtually any standard 4-post rack with adjustable mounting depth rails• Route cables neatly through your rack with the included cable management arm Applications • Supply additional storage space for hardware or non-rackmount equipment and peripherals• Install into virtually any standard 4-post rack or cabinet