Fas Roller cable guide Easy open gate allows full access to FAS Roller, Unitye 4 roller design prevents cable snagging Bi-color rollers show roller turn at a distance which prevents burning the cable whle being pulled Multifix poly swivel base attaches directly to cablofil tray without tools can be used as a permanent part of a tray installation in horizontal and vertical pathways Sold in sets of 6 includes handy carrying case