hot dip galvanized cable tray easy installation anti-corrosion,Fire retardant,high strenght high quality,low price cable tray(1)Made from high- ... your specifications, thickness (3)perforated cable Cable trays apply to indoor ant outside layout of power cable,control cable and lightening line 40kv below ... 1, but can also be customized according to your requirements hot dipped galvanized cable tray