Description: D shape auto locking carabiner. 25KN/ 5500lbs Ultra-light, 91g/ 3.2oz. Dimension: 11 x 7cm/ 4.33 x 2.75 inches Aluminum magnesium alloy materials Suitable for climbing, caving, exploring, rappelling, rescue, engineering protection, aerial work, etc. With CE certification Package Includes: 1 Piece 25KN Auto Locking Carabiner