With a small steel ring for good operation. Avoid of sharp edges and high temperature corrosion of surface. The buckle can be rotated 360 degrees, effectively preventing the rope from knotting during use. Adopts stainless steel material, precise casting, corrosion resistance, no rust, durable. Quick release buckle, resistance of the spring to facilitate relief and fixing buckles. Heavy duty and high strength swivel snap shackle hook. Can be used for diving, surfing, outdoor survival ropes. Quick Release Snap Shackle Stainless Steel Halyard Sailing Hardware 70 80 128mm Descriptions: Adopts stainless steel material, precise casting, corrosion resistance, no rust, durable. Heavy duty and high strength swivel snap shackle hook. Can be used for diving, surfing, outdoor survival ropes. The buckle can be rotated 360 degrees, effectively preventing the rope from knotting during use. Quick release buckle, resistance of the spring to facilitate relief and fixing buckles. With a small steel ring for good operation. Avoid of sharp edges and high temperature corrosion of surface. Specifications: Item: snap shackle hook Material: 304 stainless steel Color: silver Size: about 70mm, 80mm, 128mm Package Included: 1* snap shackle Note: Please allow minor deviation due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.