12 Inch Countertop Support Bracket, 3 Pack Solid Iron Heavy Duty Hidden Flat Floating Shelf Brackets, Top Mount Knee Wall Support Mantel Bracket Hardware for Wood Granite Quartz Countertop

Sturdy and Heavy DutyCountertop support brackets are constructed from premium 2-1/2 inch wide and 1/4 inch thick steel, featuring one-piece molding with 6 countersunk holes, and a maximum load capacity of 800 lbs. They can reliably hold any type of countertop, such as marble, granite, quartz, manufactured stone, and others. Easy to Install with AccessoriesOffered in 10 inch, 12 inch, and 16 inch countertop support bracket sizes. Each set includes 3 brackets and 20 pieces of 2.5 inch long screws. You'll have your countertop firmly supported in no time! Sleek and Modern Hidden DesignThe bracket is crafted to remain hidden once installed, offering more open space for chairs and legs.

These countertop brackets feature a 45° no sharp edge, delivering great convenience and safety for knee wall countertops. Rustproof Matte BlackFinished with a black rustproof coating, these countertop brackets deliver stable support for heavy duty countertops, creating a floating look that blends smoothly with your kitchen counter