WEKIS Floating Shelf Bracket 12 Inch, Hidden Invisible L Shelves Brackets, Heavy Duty Cast Iron 1/5 Inch Metal Industrial Black Shelf Bracket Hardware Supports, Brackets for Shelves (12 inch - 6 pack) :
Shelf Support Brackets
Sierra wall shelf brackets – Us et Coutumes
2PCS Bamboo Shelf Bracket, 90°Right Angle Brackets, L Shape Shelf Support, Decorative Support Brackets for Bookshelf Wall and Garden Shelf(Size:10X10CM) : Amazon.ca: Tools & Home Improvement
Wooden Triangle Bracket Rounded Home Solid Wood Wall Shelf One - Etsy Canada