Clean up you network infrastructure with a siemon network cabling management rack system.  I have a few Network cable management rack system for sale.  These are made by Siemon Company.  The model number is RS3-07, these are 2 post.  These racks are used but very functional.  ( List Price is over $2000!)

2.1m x 0.48m (7 ft. x 19 in.) aluminum, enhanced cable management rack system, 45U. Includes, vertical cable management channels.

height: 2.1m (7 ft.)

width: 685.0mm (27 in.)

depth: 457.2mm (18 in.)

The price is $250each rack or OBO