High Quality Material: This swivel shackle is made of high quality 316 stainless steel, strong and durable. It is not easy to wear and corrode, which has acceptable quality and high strength Safe and DurableM:swivel eye carabiner. Its working load depends on the application and orientation of the shackle under load. Piston rod split ring is spot welded for safety Quick Release Design: Safe working load depends on application, and even shackle orientation under charge. The quick release pin allows the mounting bracket to be released under tension. Its quick release pin allows the snap sling to be released even under tension for a convenient and practical using experience Exquisite Appearance: This heavy duty and heavy duty swivel carabiner hook has an excellent process machining and a beautiful appearance. And its surface has smooth edges, high temperature resistant and corrosion resistant Widely Used: Carabiner With a small steel ring for smooth operation.