[High quality material]: The exterior of the pulley is made of polypropylene and the interior is made of very stable metal gears. The end of the rope is closed with an aluminum compression loop, ensuring safety and durability. The rope part is made of nylon and has a total length of 2 m and a diameter of approximately 3.5 mm. [Adjustable]: The pulley has a high-strength metal gear inside, which allows adjustment and quick locking of the rope. Simply pull the free end of the rope to adjust the hanging object to the desired height. [High load capacity]: The load capacity of each ratchet can reach 75 pounds, and each pair weighs 150 pounds. This allows you to hang many items such as tents, indoor fans, plant lights, etc. Keep the lamps and plants in a suitable position, more conducive to plant growth. [Easy Operation]: Adjustable length and lock design give you more convenience. Simply attach the quick-release carabiner to the object and pull the rope until you reach the desired height. Suitable for hanging lamps, hanging carbon filters, ventilation devices. [Wide application]: The ratchet pull system is ideal for hanging lamps, hanging carbon filters, ventilation equipment and hanging tents. It is also very suitable for plant growth lights, fans, ventilation systems, flower pots, miners' lamps, etc.