SUPER DUTY FLOATING SHELF BRACKETS - This solid steel wall mount system is the strongest floating shelf bracket available, allowing you to hang shelves that are 12"-20" deep without compromising the aesthetics of your home decor with visible brackets. 200 LB WEIGHT CAPACITY - The solid steel support rods that are 3/4” in diameter, perfect for supporting shelves that are 1 inch thick and larger. INVISIBLE DESIGN - Designed to be completely out of sight for that true floating shelf look, these brackets are ideal for hanging shelves above your countertop, fireplace, mantle, desk, closet, or anywhere else in the house. EASY INSTALLATION - Our floating shelves brackets are square so you can always rely on consistency and repeat-ability to make your projects go smoothly. Just drill the holes and slide the shelf on. MADE IN THE USA - Our floating shelf hangers are made with raw American Steel in Tennessee using a CNC manufacturing process that ensures every bracket is made to exacting standards. Super duty brackets are all TIG welded by hand for extreme strength. Walnut Wood Works Strongest Floating Shelf Bracket, 200 LB Weight Capacity, Supports Wall Mounted Floating Shelves of Any Length, 3/4 Inch Industrial Steel Support Rods