Features: Carabiner optimized for lightness and durability Very compact shape is ideal for belay stations H-shaped cross section offers an improved strength/weight ratio Wider contact surfaces for better rope glide and reduced wear on the carabiner Easy to use, for efficient handling Screw lock locking sleeve for good handling and effective locking Visual indicator facilitates checking that the carabiner is locked Nose and keylock system helps avoid the carabiner snagging during maneuvers Carabiner designed for better rope glide Shape adapted for easy tying or untying of a clove hitch