Marine grade stainless steel material: spring hooks are made of high-quality 316 stainless steel, which has excellent resistance and can resist seawater erosion all year round. Highly polished with no edges, ensuring safe use and perfect for a variety of outdoor sports and marine activities. Excellent load-bearing and durability: Each hook can bear a maximum load of 100 pounds. It is reinforced with three times of heat treatment and special elements to enhance its structural stability and long-term durability. Its ruggedness and durability allow it to perform well in a variety of harsh environments, making it perfect for marine and outdoor use. Scientific design increases convenience: The design takes into account the details, and the holes at the bottom that the rope is not and not become loose due to the opening and closing of the spring door. The clip hook opening is large and smooth, allowing it to slide easily over strong ropes, making connecting and unhooking a breeze. MULTI-FUNCTIONAL USE: These 316 stainless steel spring hooks are perfect for use as part of anchor systems, dock lines and marine rigging, as well as home gyms, sailboats, grapple hooks and many other uses. Its quick connect/disconnect feature enhances flexibility and ease of use. Optimized strength and appearance: Compared with 304 stainless steel, 316 stainless steel provides better resistance and enhanced strength, while careful grinding and polishing the product's appearance and comfort of use. spring hooks are the connection solution of choice, providing reliable performance no matter what the environment. Colour:Silver Material:Stainless steel Package Contents: 2 x Stainless steel spring hook(100mm) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.