Common cable tray fittings include cable tray elbows, tees, crosses, bends, risers, reducers, bolts and nuts, locks, expansion screws, supporting brackets, suspension rods, cross arms, bases, connecting plates, covers, fixings, cable cleats, and system. Common cable tray fittings include cable tray elbows, tees, crosses, bends, risers, reducers, bolts and nuts, locks, expansion screws, supporting brackets, suspension rods, cross arms, bases, connecting plates, covers, fixings, cable cleats, and system. Cable trays are structural systems designed to support insulated electrical cables used for power distribution, control, and communication. They simplify complex wiring networks, provide accessibility for maintenance, and enhance the overall reliability of electrical systems. Ladder Type Cable Tray. association representing the major electrical equipment manufac-turers in the U. The Cable Tray ng standards, performance standards, test standards and application in this document have been tested extens ompetent professional en completely installed, without damage either to conductors or. CIF Steel fabricates pipe supports that can withstand high-pressure environments, heavy loads, and temperature extremes. Hubbell's strength is demonstrated by a long-standing reputation for supplying reliable. Cable tray fitting accessories, also known as cable tray accessories, are a wide range of components used to connect, support, or change the direction of mathed cable trays.