The SH-2389 is a sliding shelf assembly manufactured by Bud Industries, featuring a plain steel shelf with mounting brackets constructed from 16 GA steel and finished in smooth black with bright zinc-plated slides. This model offers a travel distance of 21.250 inches and a load rating of 20 lbs, with a depth dimension of 15 inches, making it suitable for medium-duty applications in electronic equipment enclosures and control panels. The shelf incorporates a slide member (inner) and stationary member (outer) configuration with optional mounting slots for flexible installation on horizontal rail supports and front panel mounting rails. The assembly includes precision-drilled mounting holes spaced at 0.500 inches and 1.500 inches intervals, with detailed mounting configurations provided for proper installation. This sliding shelf is ideal for applications requiring accessible storage and equipment access within confined spaces, such as server racks, test equipment cabinets, and industrial control enclosures.