Description: D ring screw gate locking carabiner Can be used as hammock hanging carabiner hook Also can be used as a hook for climbing backpack hook The ultimate tension: 12KN (1200kg) Material: Aluminum-magnesium alloy Size ( L x W): Approx. 3.15 x 1.81 inch/8 x 4.6 cm Package Includes: 1 x Carabiner Note: The carabiner is Not Suitable For ROCK CLIMBING, please understand. Thanks!