Cable Management: 1 Big hole on each side for a clean & tidy cable management. Product Size: 19.3" Width x 3.46" Height x 4.1" Depth, Fitting 19 inches networking or data equipments, Like Patch Panel. Not Required Assembly: Come with full assembled and Don't require assembly. Wall mounting holes are 16 inches center to center for matching standard construction framework. Easy Installation: Including wood surface installation screws, M6 screws and cage nuts.