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. EXQUISITE WORKMANSHIP: This heavy duty and heavy duty swivel carabiner hook has excellent machining process and a beautiful appearance. And its surface has smooth edges, high temperature resistant and corrosion resistant. EXCELLENT PERFORMANCE: Carabiner With a small steel ring for smooth operation. Its quick-release pin allows the pressure sling to be released even under tension, for a convenient and practical use experience. HIGH SECURITY: Swivel eye carabiner. Its working load depends on the application and orientation of the shackle under load. The split ring of the piston rod is spot-welded to ensure safety. SCOPE OF APPLICATION: Stainless steel carabiner, very practical and available in 3 sizes, suitable for spinnaker sailing.< /p>