Rock Empire Steel Carabiner D KL-3T | PACK OF 4 Tri-Lock (3T)- the Tri-Lock system has an automatic lock and quick unlock. To open the carabiner, three independent movements are needed. Keylock is a design point on the carabiner where the body meets the gate and locks. The keylock design locks securely and does not catch slings, ropes or harnesses. Opening and closing the carabiners is very simple. Each carabiner has its own unique identification number within each manufacturing order. This number will improve registration and review of metal products during regular inspection checks. Carabiners are the most used parts in personal protection equipment. They play a vital role in protecting professionals working at heights as well as rescuers. They must combine durability, functionality and impeccable design. ROCK EMPIRE carabiners include a wide range of products designed to meet the different users´ needs when used by themselves or in combination with other devices. CODE ZRC035 Material Steel Major axis strength 40 kN Minor axis strength 18 kN Open gate strength 18 kN Gate opening 24 mm Norm EN 362, EN 12275 WEIGHT 212 g