Features Versatile D shape is efficient in a variety of situations, whether you're connecting to a belay system, a pulley, or the end of a lanyard D shape and H profile provide good handling and grip, even when wearing gloves Keylock system helps avoid any involuntary snagging of the carabiner Twist-lock is ideal when quick openings are key and when connecting a Grigri (sold separately) to the harness Hole allows a Tibloc or a Micro Traxion to be connected to the carabiner with a cord, making these devices loss-proof Petzl 3-year guarantee