TP-SHELF-02B-23 Fixed Shelf for 4-post Cabinet 19-inch Rack Mountable, 2U (3.5-inch) Height, 27-inch Depth Maximum Bracket Depth 32-inch, supports up to 200 lbs SH4F-TP02-BK-27 Specifications: > Fixed Shelf, Plate Deep 27-inch, Bracket 2U High > Bracket 3.5-inch, Plate Depth 27-inch > Solid Plate > Maximum bracket Depth 32-inch > 200 lbs load capacity