StarTech.com 1U Adjustable Mounting Depth Vented Rack Mount Shelf - 175lbs / 80kgThe ADJSHELF Adjustable Mounting Depth Rack Mount Shelf offers a simple way to effectively organize mission critical computer hardware in your server racks and cabinets. Compatible with all 19in (wide) server racks cabinets, the fixed rack shelf can be adjusted from 19in to 38in (mount depth) as necessary. A sturdy cold rolled steel construction provides long term durability and enables a weight capacity of up to 175 lbs (80 kg). Backed by a StarTech.