Auto-locking CLIMBING CARABINERS A UIAA Safety label certified since 2020, like regular carabiners, ours is a straight-gate auto-locking carabiner suitable for part of your climbing gear, belay loops, and quickdraws, as well as for all other regular carabiner uses when climbing. LOCKING GATES Easy clipping one-handed twist-lock mechanism, using index finger and thumb to twist the barrel and push the straight gate open. Release the gate's pressure, and the spring on the barrel will auto-close and lock the gate. STRENGTH OF CARABINER Has a kN rating of 25kN (5,621lbs) and a cross-section gate of 7kN—the load performance using 7075AL construction. CLIMBING CLIMBERS & EXPERTS USE The locking mechanism features a straight gate with a deep spine, and the keylock nose and notch protect snagging. The carabiner has an easy-to-grasp shape, thus pleasant to hold and handle. WARNING: WHEN YOU CLIMB If you lack experience, use this as part of your climbing gear under proper supervision. Connectors are part of the safety system that protects the climber from accidents. Buying Climbing Gear... ULTRA-LIGHT FOR A VARIETY OF ROPE SIZES The net mass is only 2.01oz, thus minimising your carrying weight load. A Size of 3.93″ height and 2.3″ Wide (at widest point), 1.77″ Width (narrowest point), and a 0.66″ gate opening. QUALITY CARABINER This keylock carabiner has a smooth surface and closing operation. The D carabiner's shape and form will prevent blisters or scratches when handling. Whether at the climbing gym or out for a hike with gear, you need a dependable carabiner. This one will not let you down! (No pun). With over 5,100 ratings and a high star rating, with many reviews on Amazon. And remember, we have free shipping on all carabiners—the essential item for your packed gear in your next adventure.