BUD's rackmount boxes were developed to house electronic components in a nonconductive 3-U high plastic housing, which is 19" rackmountable to EIA standards. Unique construction allows for easy conversion into a desktop configuration. Fully ventilated side panels provide maximum cooling of internal components. Internal PCB mounting bosses. Measures 16-11/16" length by 5-1/4" height by 8" depth. ABS Plastic material. Black textured finish.