Mounting Ladder Bracket For Fiber Pathways. Used to support the 2x2 and 4x4 Fiber-Duct Systems attaching directly to any 3/8-Inch (9.5mm) x 1 1/2-Inch (38.1mm) or 3/8-Inch (9.5mm) x 2-Inch (50.8mm) ladder rack rail. No threaded rod required. Contains hardware for mounting channel to bracket. A full complement of brackets is available for attaching system components to ladder rack, threaded rod, auxiliary framing, strut, equipment racks, raised floor pedestals and walls. Panduit is a world-class manufacturer committed to innovation and excellence. Today, Panduit is recognized as a leading manufacturer of high-quality products for wiring and communications applications. This reputation gives the company a powerful advantage in today's competitive worldwide marketplace.