Ekena Millwork BKTM03X16X02HESS  3-Inch W x 16-Inch D x 2-Inch H Heaton Hidden Support Bracket with 12-Inch Support Depth, Stainless Steel Perfect for Countertop & Shelf Applications 1/4" Material Thickness Pre-drilled Mounting Holes For Easy Installation Can Be Used to Support Granite Countertops Long-lasting Steel Insures Durability