Freskaro 4Inches 25Kn-5621Lbs Climbing Carabiners, Uiaa Ce Certified,, Colors 25kN Climbing Carabiner with UIAA Certification ?QUICK LOCK?- Instantly lock, and one hand to open, two-way locking, a simple twist of the barrel and push against the spring load will unlock, Automatic re-locking when you release the pressure ?STRONG CARABINER?- UIAA Certified in 2020, Major axis strength 25KN (5621lbs), Cross-loaded at 6KN, Made from Aircraft Grade Aluminium super lightweight and strong Tensile Strength. Strength is tested by Gotech Testing Machine, safety to use. ?RUST FREE? - Rust-free raw material is suitable for a harsh outdoor environment like rain or snow, very smooth lock and gate surface, and it allows new users not to worry about getting blood blisters or scratching themselves if they are not used to the carabiner. ?ULTRA LIGHTWEIGHT?- The net weight is only 2.05oz, minimizing your carry weight, Size 3.93" Height, 2.3" Width (widest point), 1.77" Width (narrowest point), 0.66" gate opening ?HIGH-QUALITY CARABINER?- This keylock carabiner has a smooth surface and locking operation. The d carabiner shape and form will prevent blisters or scratching yourself when handing. Whether you?re at the climbing gym or out for a hike, you need a dependable carabiner.