Petzl Omni Screw-Lock Carabiner Spring 2009 The Omni Screw-Lock Carabiner by Petzl is a manual locking semi-circle carabiner. The Omni Screw-Lock is designed to close any harness having two attachment points that must be joined with a connector. Red band indicates when the carabiner is unlocked. Recommended for dirty environments where dust and dirt could cause an automatic locking mechanism to malfunction. Specifications: Weight: 86 g Major Strength: 15 kN Minor Strength: 15 kN Gate Open Strength: 15 kN Gate Opening: 23 mm Certification: CE Features: Designed to be loaded on its three axes. Key lock System snag-free body / gate interface. Available with manual locking system Screw-Lock or automatic locking system Triact-Lock.