Photo 1 of Countertop Support Brackets 4 Pack L Bracket Countertop Brackets 20" x 8" x 2.5" Heavy Duty 3/8" Thick Shelf Brackets Metal Corbels L Shape Bracket for Wood Shelf/Quartz/Granite/Concret Countertops

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Photo 1 of Countertop Support Brackets 4 Pack L Bracket Countertop Brackets 20" x 8" x 2.5" Heavy Duty 3/8" Thick Shelf Brackets Metal Corbels L Shape Bracket for Wood Shelf/Quartz/Granite/Concret CountertopsPhoto 2 of Countertop Support Brackets 4 Pack L Bracket Countertop Brackets 20" x 8" x 2.5" Heavy Duty 3/8" Thick Shelf Brackets Metal Corbels L Shape Bracket for Wood Shelf/Quartz/Granite/Concret CountertopsPhoto 3 of Countertop Support Brackets 4 Pack L Bracket Countertop Brackets 20" x 8" x 2.5" Heavy Duty 3/8" Thick Shelf Brackets Metal Corbels L Shape Bracket for Wood Shelf/Quartz/Granite/Concret Countertops