Specification: Product Name: Screw Pin Anchor Shackle Type: Bow Shape Color: Silver Material: 304 stainless steel Model: 1/4 inch (6mm) Max Open Width: 1/2" (13mm) Working Load Limit: 325kg / 716lbs Breaking Load: 1500kg / 3300lbs High Quality: Made of 304 stainless steel, higher hardness, moisture-resistant, acid and alkali resistant, anti-rust, glossy and bright surface, non toxic, environmentally friendly and harmless. Solid design, abrasion resistant, strong load-bearing. Use: Screw pin anchor shackles, used for coupling chain and wire rope for camping, hiking and other outdoor sports. Advantage: One-way screw, bolt design is more robust compared to traditional plastic buckle, easy and convenient to use. The best use of connection accessories, apply to a variety of boat or household applications, could be also used in loading and unloading of goods, mining equipment, forestry machinery, land transportation, hoisting machinery and etc. Package: 4pcs 1/4"(6mm) Bow Shape Screw Pin Anchor ShackleApplication: The best use of connection accessories, apply to a variety of boat or household applications, could be also used in loading and unloading of goods, mining equipment, forestry machinery, land transportation, hoisting machinery and etc. Use: Screw pin anchor shackles, used for coupling chain and wire rope for camping, hiking and other outdoor sports. High Quality: Made of 304 stainless steel, higher hardness, moisture-resistant, acid and alkali resistant, anti-rust, glossy and bright surface, non toxic, environmentally friendly and harmless. Solid design, abrasion resistant, strong load-bearing. Size: 1/4 inch (6mm), Max Open Width: 1/2" (13mm), Working Load Limit: 325kg / 716lbs, Breaking Load: 1500kg / 3300lbs. Package: Pack of 4pcs 1/4"(6mm) Bow Shape Screw Pin Anchor Shackle, one-way screw, bolt design, more robust, easy and convenient to use.Tensile Strength: 3300 Pounds. Line Weight: 325 kg. Brand: Heyous. Material: Stainless Steel. Batteries required: No. Best Sellers Rank: #114,108 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 387 ratings 4.6 out of 5 stars. Item model number: SPDHOOK-M6-4. : B07NVJHD1N. Item Weight: 3.52 ounces. Package Dimensions: 2.83 x 2.28 x 0.75 inches.