1、High Quality Material: Picture rail hanging system are made of carbon steel and stainless steel material, not easy to fade, high strength and durable. 2、Adjustable: Press the top round head to adjust the appropriate position on the picture hanging wire rope, release to fix, convenient and practical. 3、Load Weight: Loading capacity of each hanging wire is 33lb, the steel wire diameter is approx. 1.5mm/0.06in, hook tip diameter is approx. 4.5mm/0.18in. 4、Exquisite Design: The appearance is exquisite, silver color, simple and elegant, fine workmanship, no burrs, have a long service time. 5、Wide Application: Perfect for your gallery, school, office, library or home, can be used in lighting, mechanical equipment, hanging parts, display exhibitions, etc.