The Middle Atlantic UMS1-11.5K is a device mounting shelf that features a universal mounting pattern, allowing for the installation of small devices in the front or rear of a rack. The rack mounted shelf is constructed from steel with a black powder coat finish. The mounting pattern accommodates virtually any hole pattern. The kit includes 4 partial blank panels (1/8, 1/4, 1/2 width and 1/8 height) and hardware, such as 3/16 length flat head screws, 16 qty #4, and 4 qty #6, for securing components to the rack mounted shelf. This device mounting shelf is an excellent choice for those in need of a universal solution for small device mounting within a rack.