Amazon.com: Swpeet 120 Pcs Assorted Multi-Purpose Metal D Ring Semi-Circular D Ring for Hardware Bags Ring Hand DIY Accessories - 1/2 Inch, 5/8 Inch, 3/4 Inch, 1 Inch, 5/4 Inch
How to tie a D-ring helmet – RiderzPlanet
1" and 2" D-rings - Hyside
Prym D-ring Zink Silver 25 mm 4 st
D Ring 40mm silber | Snaply
D ring ø 10 - 50 mm, Black
Slotted D-Ring | D-Ring for Bags & More | Seattle Fabrics