Squarecal Heavy Duty Shelf Bracket, J Shelf Bracket, Metal Shelf Bracket, Industrial Shelf Bracket, Floating Shelf Bracket, Rustic Shelf Bracket | 2 Pack of 6 x 9.75 x 1.5 Inch Industrial Metal Shelf Holders, Joint Angle Brackets for Wall Mount Shelves 19 Shelf Bracket  (Iron)

"This hand fabricated steel open shelf bracket is designed to comfortably fit a shelf of the selected size. Shelf bracket comes with countersunk mounting holes, for flush mount screws. This heavy duty shelf bracket should be mounted on studs or solid walls, such as brick or concrete. Mounting hardware included for installation in buildings constructed of wood framing and drywall."