Depth of the tray 450mm 1U support 2mm fixed steel tray with adjustable depth anchors for the 19 "rack This model of tray has 4 anchors, to be able to fix it in the front and rear racks of the rack. The anchors allow to adjust the tray to the separation between racks. Reinforced tray, supports a load of up to 100kg. With ventilation slots For 600mm and 800mm deep