【QUICK LOCK】-Seamless operation with one hand to open, two way locking, a simple twist of the barrel and push against the spring load will open, Automatic re-locking when you release the pressure 【STRONG CARABINER】-UIAA certified, Major axis strength 25kN (5,621lbs), Cross-loaded at 7kN, Hot forged construction rated for tree climbing, hiking, rappelling, rescue, locking big adult dogs, hammock, swing etc 【FOR EXPERT USE】-Designed with a deep basket to lessen fumbling, keylock nose guards against snagging, D-shaped carabiner is proved the strongest based on the same size, and it is easy to grasp 【ULTRA LIGHTWEIGHT】-The net weight is only 2.01oz/pc, minimizing your carry weight, Size 3.93" Height, 2.3" Width (widest point), 1.77" Width (narrowest point), 0.66" gate opening 【QUALITY CARABINER】-Very smooth locking and gate surface form will prevent blisters or scratching yourself when handling. Whether you’re at the climbing gym or out for a hike, you need a dependable carabiner. Package 3pcs