Adjustable hook for light culture rope, pair of heavy-duty 1/8 "" pendant lights for grow light or HPS fixture.7FT long, each pair of lighting pendant lights can support up to 150 pounds and can be used to hang all kinds of equipment in your indoor hydroponic garden, such as fans, carbon filters, thermostats, etc.Excellent for hanging reflectors, light fixtures, carbon filters, ventilation equipment and mares.You can lose up to 60% or more of the power of your lights by moving them too far away from the canopy. With these gradually growing light suspensions, you can adjust the heaviest lights yourself, allowing you to maximize your yields and quality.High quality adjustable ratchet rope pendant lights for hanging the most advanced LED grow lights or other equipment. Stop wasting time with chain and hook systems. These cogwheel grow light suspensions allow you to always keep your lights at an optimal distance from your plant's canopy.