Beifeng Auto Locking Carabiner 25Kn Climbing Carabiner Large, And Rescue Black. Hold the carabiner in your hand, twist the 1/4 barrel with your index finger and thumb, and push inward to open the carabiner. When you release your hand, the carabiner will automatically lock instantly. Save rescue time and never worry about forgetting to lock again. Product Features Material: The climbing carabiner is made of aviation-grade aluminum, which is light and strong. The surface oxide layer and baking varnish are non-toxic and harmless, the lateral load is 7kN, and the longitudinal strength is 25KN. Equivalent to 5621lb. Size: D-shaped carabiner is only 3.9" high and 2.4" wide, ideal for one-handed operation, Lightweight 7075 aerospace aluminum with a net weight of only 2.1 Oz/piece, reducing your load. Easy to use: Hold the carabiner in your hand, twist the 1/4 barrel with your index finger and thumb, and push inward to open the carabiner. When you release your hand, the carabiner will automatically lock instantly. Wide range of uses: this carabiner is very suitable for rock climbing, hiking, rope descent, rescue, locking large adult dogs, etc., and the black coating will not reflect the sun to distract your attention. Buy with confidence: Carabiner has obtained UIAA international certification. At the same time, we provide a 30-day return and exchange service without any reason. You can buy and use it with confidence. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!