Features: Made of high quality Polypropylene Fiber for rope, sturdy and long-lasting stability, safe and reliable. Diameter of the rope is 12mm/0.5in, max bearing up to 1800KG/3968lb, high wear resistance and strong bearing capacity. Made of heavy duty Alloy Steel material for clip,high intensity, solid and durable, max bearing up to 25KN/5511lb. D-shaped lock, small design and lightweight, easy to connect, close and unlock with manual rotation. Suitable for high altitude activities, such as mountain climbing, aerial work, engineering protection. Note: The climbing rope is not for using around electric lines.