The Edelrid HMS Magnum Screw Locking Carabiner is an extra-large carabiner with a screw gate closure. It has a generous inner dimension and an H-profile construction which ensures the best possible use of material and minimal weight. The keylock closure mechanism ensures optimum handling when clipping and unclipping. This carabiner is ideal for stances, belaying, and rappelling. It is certified to EN 12275 and EN 362 standards and has a width of 76 mm, length of 120 mm and a gate opening of 22 mm. It has a maximum major axis of 24 kN, a maximum minor axis of 8 kN, and a maximum open of 9 kN.