TENSION SPRINGS - These tension drawstrings, tension belts, carabineers, and other eyelets allow for easy attachment of springs. The texture and details are improved, ensuring even stress distribution across the spring. Durable and resistant to breaking. Widely used in marine, computer, electronics, automotive, mold, biological, chemical, aerospace, railway, nuclear, wind, and thermal power industries. DOUBLE HOOK DESIGN - Features a double hook design for quick attachment to lanyards, tension bands, carabineers, and other mounting points. Sealed safety holes prevent fasteners from disengaging, making it suitable for demanding applications. High-quality construction provides strength and a long service life. Resistant to rust. Manufactured under strict quality control with multiple forging processes for reliable performance. DURABLE CONSTRUCTION - No tools required for installation. Simply connect the ends as needed. Offers high tensile strength with stable and uniform force. End hooks are robust and long-lasting. Made from spring steel with a nickel-plated finish to enhance durability and wear resistance. WEAR-RESISTANT MATERIAL - Constructed from stainless steel for increased durability and corrosion resistance. Suitable for manufacturing, assembly, research, development, and maintenance applications. Resists wear and extreme temperatures. Polished surface finish improves performance and longevity. WIDE APPLICATION - Ideal for use as a garage attachment for awnings, punching bags, hammocks, and similar items. Applicable in various settings including gates, screens, industrial equipment, and general projects. Wire diameter approximately 3 mm. Weight: 24.5g Color: As shown in picture Material: Spring steel Quantity: 1 piece spring coil