Embodiments of the invention provide a horizontal cable manager. A horizontal base can include a first molded section and an identical second molded section adapted to be coupled together. The horizontal cable manager can include a plurality of fingers extending from each one of the first molded section and the second molded section. The fingers can include a shaft and an arrow-shaped end. The arrow-shaped end can include a first triangular member and a second triangular member each coupled to opposite sides of the shaft at a first distance away from a distal end of the shaft. The horizontal cable manager can include hinge supports with a cover removably coupled to the hinge supports. The horizontal base can include an attachment hole, a first extension, and a second wing extension for temporary attachment to an electronic equipment rack.