"The Master Box MB600L is designed to blend into its environment. Its sleek design makes it the best choice for office or home usage and the brushed front panel and red side trim gives the case an elegant outlook. The edge to edge transparent acrylic side panel provides easy access and a clear view to internal build components. The inside of the case has a full black coating and PSU cover, which will help to facilitate a clean build with easy cable management." Cable Routing - Behind Motherboard Tray 0.59-0.90 inches.