Heavy Duty Steel These brackets are made of strong, solid steel, and have a weight capacity of up to 75 pounds! The beveled holes assure that the screws fit flush to the bracket, for a clean and finished look. Easy to Install Shelf holders go up quickly, easily, and securely with the included hardware. Installs on Brick, Drywall, and Concrete Walls. Rustin Industrial Look Wherever they are installed, these brackets with a matte rustic iron finish and color-matched hardware instantly add rustic industrial charm to your home. Floating Shelf Bracket, Square Floating Shelf Bracket, Wide "L" Shelf Brackets Undermount With Lip Shelf Bracket "J" Shelf Brackets Buying Options Buying Options Buying Options Buying Options Buying Options Buying Options Customer Reviews 4.6 out of 5 stars 74 4.6 out of 5 stars 74 4.7 out of 5 stars 831 4.7 out of 5 stars 831 4.7 out of 5 stars 831 — Packs 4pk, 8pk 4pk, 8pk 4pk 4pk 4pk no data Sizes 6 inches, 8 inches 6 inches, 8 inches 6 inch, 8 inch, 10 inch, 12 inch 6 inch, 8 inch, 10 inch, 12 inch 6 inch, 8 inch, 10 inch, 12 inch no data Includes Installation Hardware ✓ ✓ ✓ ✓ ✓ ✓