Hesheng also offers a wide range of components and fittings of cable trays. Corner Plate is one of the fittings.To make splice connections for channels through the first and third round holes in each end of the splice plate for maximum strength.We provide full series of cable tray accessories make easy installation, such as coupler, connector, bolts, nuts,width adjustable plate, height adjustable plate, clamp, hold down unit, bracket, thread rod etc. This cable tray system for routing fiber optic cabling provides an enclosed, protective raceway specifically designed for the needs of fiber. With a full line of accessories and joints including elbows, cross and tee sections, plus covers and fiber-duct slotted channels, you can create a comprehensive routing system for your fiber installation.We can provide you with any type and any material of cable tray Hesheng Unitstrut Channel is the original metal framing system featuring a unique weldless connection. The H .S. Strut Channel management system eliminates welding and drilling, and is easily adjustable and reusable for infinite configurations.