To meet regulations while working at heights, for example industrial climbing, arborists, rescue services, at sea, etc. Mushroom head lock to increase tensile strength With pin to create an eyelet: can be inserted for a permanent connection between equipment carabiner and lanyard/adapter strap Robust and light thanks to high-strength aluminium Snap opening: 16 mm, Weight: 0.12345886672 pounds, Manufacturer: Knipex