Features Standing or Wall Mounting Installation at your Choice Turning Angle of Front Door is over 180 Degrees; Opening Direction Can be Changed According to Your Practical Needs. Cable Entry on Both of Top Cover and Bottom Cover 120mm*120mm Fans are Avaliable on the Top Cover. Wall Mount 22u 600x450mm Removable Side Panels Simplify your Installation of Accessories and Monitoring of IT Equipment. Lock is Optional