Black Diamond Black Diamond Carabiner Early Model 1980s, Old Logo, MADE IN USA Set of 2 CE 0639 Breaking Strength: 24kN Open Gate: 7kN Minor Axis: 7kN Production: Made in USA These were used by my father, who loves mountaineering. The purchase date is unknown. I am selling these to declutter. Please check the condition in the photos. There are some scratches from use, but they function without any problems. They are being sold as a set, but individual sales are also possible, so please feel free to inquire. I am open to price negotiations depending on the item, so please feel free to comment. When negotiating the price, it would be helpful if you could provide your desired price. Please purchase if you understand that these are used items. Please refrain from purchasing if you are sensitive to such things. If you have any concerns, I can add more photos, so please comment. I will ship within 48 hours. The tips will be protected during shipping. No pets, no tobacco smell.