50' Vertical Lifeline is constructed with 5/8", 3-strand polyester rope. Features a double-locking snap hook and steel thimble at the anchorage end, and a steel thimble at the trailing end.5/8" Polyester rope has a tensile strength of 8,500 lbs.Superior resistance to abrasion and UV light.Exceptional hockle resistance.Five-tuck splice for superior strength and safety.Exclusive steel thimble resists wear and extends the life of the line.Protective PVC shrink tubing protects the spliced end.Meets the requirements of OSHA 1926 and ANSI Z359.