Store servers, network and telecommunications equipment securely in this 42U solid steel rack. The RK4236BK 42U 36in Server Rack Cabinet with Steel Mesh Door provides excellent quality and security at an affordable price, while an innovative split rear door design helps save space in the server room. The 42U 36in Server Cabinet includes an integrated cable management system that simplifies planning and installing rackmount equipment with clearly marked rail spacing. Plus, adjustable front and rear rails allow you to shift mounting depths to suit almost any piece of rackmount equipment. StarTech.com's RK line of DuraRak cabinets are modular, designed to suit any server room footprint design. The RK4236BK is also available in an open rack design(RK4236BKNS), so that several cabinets can be joined together using only 2 side panels - saving cost and increasing passive airflow. Backed by a StarTech.com Lifetime Warranty.