ALBO 12" Heavy Duty Flat Countertop Support Brackets 4 PCS, 300 lb 1/4" Steel - Hidden Flush-Mount Corbel | Matte Black Powder-Coated with Screws for Quartz Granite Wood Laminate Kitchen Island Bar

Heavy Duty Shelf Bracket

• SOLID 1/4" STEEL - Quarter-inch plate supports up to 300 lb per pair, replacing bulky corbels and locking down quartz, granite and wood counters on islands, bars and craft benches.
• FLUSH-MOUNT PROFILE - Flat bar hides under the top, keeps knee space clear and leaves the crisp edge designers want for modern kitchens, coffee shops and breakfast bars.
• "READY 4-PACK - Four brackets span a 64" stud run at 16" centers
• add extras for longer islands, saving money and shipping versus contractor bulk boxes made for heavy wall shelving."
• COMPLETE HARDWARE - screws arrive sorted by size, letting you fasten to studs or masonry without last-minute store runs.