AKAKL 8inch Shelf Brackets Heavy Duty Stainless Steel L Bracket, Max Load: 150 lb for Table Bench, Space Saving, with Screws (Pack of 2) : Amazon.ca: Tools & Home Improvement
Floating Shelf Brackets Heavy Duty Industrial L Shelf Bracket 1/5 Inch Thick Premium Solid Steel Shelf Supports, Black Rustic Wall Brackets for Shelves - 6 Inch Floating Shelves Hardware (6 Pack) :
Raw Metal Shelf Bracket Steel Shelf Bracket Metal Bracket - Etsy Canada