What's wrong with these? First google search result for me.
[Link: cableorganizer.com]Base available or insert/base...3/4"-4", many metallic choices and just about every plastic color imaginable: Matte Black, Walnut Brown, Mahogany, Light Gray, Navy Gray, Warm Gray, Putty, Desert Sand, Pecan, White
Credit app here if you want terms:
[Link: cableorganizer.com]