Petzl Attache Screw-Lock Carabiner Lightweight and compact, easy to handle Pear shaped facilitates belaying single ropes with a Munter hitch Keylock System (snag-free body / gate interface) Weight 2.8oz (80g). CE certified Strength: Closed - 23 kN; Open - 6 kN; Minor Axis - 7 kN; Gate opening 20mm