Widely CompatiblityThis 2U server rack tray is compatible for any 19 inch server cabinet rack. For the shelf deepth is 16 inch, it is also suit for mounting any IT, networking or other equipment within 16 inch depth. Please make sure your equipment is compatible with the shelf size before ordering. Ventilation DesignThe vented server rack mount shelf is designed with the ventilation tray can ensure air circulation, thereby helping the equipment to dissipate heat and ensure the normal operation of the equipment, and prolong the service life of the equipment.