The Petzl Spirit Screw Lock Biner is based on the SPIRIT carabiner and uses Petzl's manual screw-lock locking system. This carabiner is designed for specific applications, for example for use at belay stations. It is very compact and has an H cross-section to reduce weight, as well as the Keylock system to avoid the carabiner snagging during maneuvers.

• Carabiner optimized for lightness and durability:
  
  • compact shape 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 and to ensure good positioning of the belay device
  • shape adapted for easy tying or untying of a clove hitch