The LiyaTech Rack Recessed Adapter offers a practical solution for managing cables and equipment in your server rack. With a 3.1 -inch (8 cm) recessed groove, it provides ample space for cable management, allowing you to close the rack door without any obstructions. Crafted from durable 2 mm thick cold-rolled SGCC steel with a sleek black finish, this adapter ensures a professional and organized setup. Each package includes two adapters and four 10-32 washer head screws, giving you the flexibility to install them on both sides of the rack for optimal cable routing and organization.