These brackets provide a stable anchor point for suspension clamps, tension clamps, and drop cable wire clips, ensuring the cable remains tensioned and protected from environmental stress. Material: High-strength Aluminum Alloy or Hot-dip Galvanized Steel for maximum. FTTH Fiber Drop Cable Clamp, designed for hanging, flat fiber optic cable. This cable clip is very easy to install and does not require other tools, it can be easily installed on the hanging bracket by manually adjusting the metal hook 1. UPB for the installation of 1 to 3 parallel cables, of 5 drop wires, and of staysystem on all types of poles. Installed on poles with 14 / 16 mm bolts or with two 20 mm bands.