The L-Bracket Kit supports power or other cables that need to be separated from the main cable run. Made of steel with a painted orplated finish. Mounts onto ladder rack stringer. Includes mounting hardware The Ladder Rack System conveniently routes cables via a modular pathway through unused space on the floor, wall or ceiling while keeping cables accessible for easy maintenance. A variety of straight and curved sections are highly adaptable and can accommodate virtually any room layout. Works with the Black Box Ladder Rack. Mounts onto the Ladder Rack stringer. Includes all necessary hardware.