SYBL 100Pcs Triangle Frame Ring Hanger Small D Ring Picture Hanging Single Hole Wall Mount Hook Picture Frame Decoration Accessories(Black) - Amazon.com
2 EXTRA HEAVY DUTY 3 Hole D Ring / Triangle Framing Hanger w/screws - Walmart.com
Comdox 100 Pack Picture Hangers Triangle Ring Picture Frame Hanger with Screws - Amazon.com