The UNIRAILS2U 2U Fixed 19-inch Adjustable Depth Universal Server Rack Rails enable you to fit non-rack mountable equipment (weight up to 45kg/100lbs.) into a standard 19-inch rack. Featuring sturdy, cold-rolled steel construction, adjustable depth configurations for varying rack sizes, horizontal equipment supports and multiple mounting hole patterns to secure your equipment, this durable 19" rack rails kit makes mounting your non-rackmount equipment quick and easy.