When an oval carabiner won’t cut it, this D-shaped carabiner offers a larger gate opening to accommodate a wider variety of applications. Steel construction for increased durability. This carabiner stands up to the job with its 23mm gate opening for larger equipment compatibility and a 3,600 lb gate strength for safety and reliability. Modified D shape maximizes gate clearance. Double-action auto locking (2 stage). Certified to CSA, Z59. 12-16, EN362-2004/B. Weight: 330 gm / 11.67 oz.