... system utilizing special material, special fabrication processing, and it is anti corrosive, shockproof and wearproof. 3. One step shaping Aluminmun alloy ... . This products can stop dropping automatically within 0.2 meter to make worker safe, when the speed of steel ... spliced sling,and it is feature flame retardant, heat resisting, anti corrosive, safe and reliable.8. Special appearance, look nice. ...