Organize and support your rack-mounted equipment with this 1U 19" 4-Post Adjustable Vented Server Shelf, engineered for standard EIA 19-inch racks and cabinets. Designed with an adjustable mounting depth from 17" to 33", this shelf accommodates a wide range of rack configurations while providing stable support for servers, networking hardware, and other non-rackmount IT equipment. Constructed from durable cold-rolled steel, it supports up to 40 lbs of evenly distributed weight for reliable performance in server rooms, data centers, and network closets. The vented tray design promotes airflow to help reduce heat buildup, and the black powder-coated finish delivers a clean, professional appearance. Occupying only 1U of rack space, this shelf includes 8 sets of 10/32 screws for secure installation in compatible 4-post rack systems.