General description Each D-shaped aluminum carabiner in this 2-pack is designed for heavy-duty use, rated at 25KN and capable of supporting up to 5,500 pounds. Made from aircraft-grade 7075 aluminum, these carabiners are incredibly durable and built to last a lifetime. Their compact design makes them convenient to carry, whether for climbing, hiking, rappelling, or everyday use. Technical specifications Material: Aircraft-grade 7075 aluminum Weight: 0.77 ounces (each) Dimensions: 3.94" x 2.36" Load capacity: 25KN (up to 5,500 pounds) Secure Screw Lock Mechanism Textured safety nut prevents accidental slipping Internal spring keeps the door closed with one hand Improved locking spring ensures items do not slip or loosen Usage Ideal for climbing, hiking, rappelling, and rescue Perfect for everyday use, attaching to backpacks or handbags Can hold keys, flashlights, lanyards, ropes, tubes, water bottles, and more