4 Pairs 1/8" Heavy Duty Lightweight Rope Ratchet Hangers. 16pcs Carabiner Clip - Easy and Quick Self Locking. Heavy Duty Locking Design to Ensure Safety. Rope Material: 8ft strong braided polypropylene rope strong enough with high toughness. The rope end is locked by aluminum snap. Rope Ratchet: Zinc plated steel/metal carabiner clip provides a secure grip, locks firmly in place. Tear and rust resistant. 75lbs load capacity per ratchet. 150lbs/pr. Stable and Smooth Adjustment: Fully adjustable and quick locking, simply pull the free end of the rope to adjust it to the desired height. Wide Applications: 5.6ft long nylon rope for all the height you need for your luminaire, widely used in plant lights, fans, ventilation systems, filters, reflectors, etc. Product Description 4 Pairs 1/8" Heavy Duty Ratchet Ropes, Adjustable Ratchet Hanger, Grow Light Rope Hangers for Grow Plant Fan Filter Light Room Equipment Specifications: Material: Nylon Blend + Zinc Alloy Pulley + Aluminum Buckle