Kendall Howard Network Rack with Adjustable 4-Post Component Shelves | 1906-3-007-01Description Description 4 Point Adjustable Shelf The Kendall Howard 4 Point Adjustable Rack Shelves are the perfect addition to any 4 post rack or cabinet. The split design allows the shelf depth to be adjusted from 22" to 40" (solid only). Save yourself the time and frustration of trying to find a rack shelf to fit a specific depth, and let this versatile solution meet all your shelving needs. Adjusts from 22" to 40" (Solid), 22" to 36" (Vented) 250