Check the listing for details. 30 Pcs Metal D Rings 3/4" ID 3.8mm Thickness Opening for Bags, Gun Black. Color: Black, Condition: New. Listed at 18.45 USD. Descriptions:Zinc Alloy Construction: The ring buckles are made from zinc alloy and electroplate process, and offer a balance of strength and durability with a lightweight design, sturdy and durable, and do not easily get rusty and fade.Opening D-Rings: The metal rings feature an opening D-ring design, which allows for easy attachment and detachment, which is convenient for users who need to frequently adjust or change their fastenings.Simple Attachment: Simply thread the D ring through the loop or strap of your items and secure it by snapping the buckle into place. The opening design allows for quick and secure fastening.Versatile Applications: Great for use in crafting, these D-rings buckles can be used in keyrings, bags, straps, belts, and other DIY accessories, which are suitable for both functional and decorative purposes.