VIVOSUN - 4 Pairs 1/8 inch Adjustable Heavy Duty Rope Hanger - Reinforced Metal Internal Gears, Loose-proof Design, 8-ft Long & 150lbs Weight Capacity (Upgraded Version) Rope material: braided polypropylene; Hook material: zinc alloy internal gears Rope length: 6ft; Carabiner clip material:steel Rope hanger weight capacity: 75Lb/pcs Perfect for hanging reflectors, high fixtures, carbon filters and ventilation equipment. Attach carabiner clip to secure an object. Pull free end of rope until desired height is reached.