Why do you choose FJCTER D Shape Aluminum Carabiners: 1.Those key ring carabiners are compact and handy, can be used with one hand. And the clean and smooth design guarantees that they will not catch and tear your backpacking gear. 2. Our lightweight aluminum carabiner buckles can be easily and quickly attached to belt loops, backpacks, and it will not easy to drop off, safe for indoor and outdoor use. 3. Our D ring hooks can be used as a handle or hanger, dozens of uses around the home, you can also use it to attach sports bottle, key rings, backpacks, all kinds of toys, stationery, and handbags, etc. 4. Notice: It is strictly forbidden to be used for rock climbing, hanging buildings, and working high above the ground, etc. And if any quality problem with the carabiner, please feel free to contact us soon, we will surely provide the proper solution for you timely Specification(approx.): Carabiner Material: Aluminum Alloy Style: D shape Weight: 3.4gram/pcs Length: 47 millimeter/1.85 inch Diameter: 4 millimeter/0.16 inch Width: 24 millimeter/0.94 inch (widest) Maximum Load Capacity: 2000 grams/4.4 pounds Color: Black Key Ring Material: Iron Size: 1.5x1.8x25 millimeter Color: Nickel Package Included 20 Black D Shape Carabiners 10 Nickel Key Rings Note: The carabiner is small. If you need large carabiner, please do not buy this one.