1. Strong Structure: This device is equipped with 270° rotatable hooks made of zinc alloy and highstrength screws, which provides a stable load and is easy to operate at multiple angles. 2. Highstrength ropes It has highstrength polyethylene ropes carefully guided by multistrand filaments. This device high strength, abrasion and corrosion resistance, and strong loadbearing capacity, ensuring high and worry operation. 3. Design: With its rustresistant metal bearings and rustresistant, galvanized housing, the pulley block and positioning roller system provide longlasting performance, effectively resisting corrosion without breaking, wearing, or fading, with excellent reliability. 4. Two specifications available Two configuration options are available. Through strict load testing, the 3wheel 15meter rope has a load capacity of 0.5 kg, suitable for light work; The 4wheel 20meter rope has a load capacity of 1.0 kg, meeting the needs of heavier loads, and users can flexibly choose according to the actual situation.