PROND LOCKING CARABINERS: PROND is a brand that specialized in outdoor products/accessories since 2012. We dedicated to provide the best quality items and the highest standard of service to each customer. High-quality materials, elaborate craftsmanship and multipurpose design, this is the most important pursuit of us. Now, we launch this heavy duty carabiner hooks, it made from high strength 316 stainless steel material, pass 540lbs breaking strength tested. For extra safety, we also added the screw lock feature to the carabiner. Allow quick connect/dis-connect, match with swing swivels, this carabiner is an ideal for hanging cords, ropes, hoses and other items. Suitable for outdoor work, hang a hammock, hanging swing etc. SPECIFICATIONS: - Material: 316 Stainless Steel - Type: Screw Gate - Maximum Static Load: 540 lbs (Locking Completely Mode) - Recommended Working Load Limit: 500 lbs - Length: 90mm / 3.54inch - Width: 45mm / 1.58inch - Diameter: 9mm / 0.35inch - Weight: 10g / 0.35oz RELATED ACCESSORIES: Terminal 8 Descender: https://www.amazon.com/dp/B073FBM3LB Safest Rotational Device: https://www.amazon.com/dp/B07J4TSNXZ PLEASE ATTENTION: - It is necessary to receive adequate knowledge of techniques and security measures training before using the tools. - Safety checks before use. Make sure the screw lock is 100% tightened before hanging the load. PLEASE BE NOTED THAT: We have made every effort to display as accurately as possible the colors of our products that appear on images. However, as computer monitors vary, we cannot guarantee that your monitor's display of any color will be completely accurate. GUARANTEE: Prond Selection offer a 90-day / 100% satisfaction guaranteed.