Amazon.com: Heavy Duty Mantel Brackets U-Shaped - Thickness 1/4" Floating Shelf Fireplace Bracket, Beam Style Mantel Support Max Load 440lb(200kg)Size: 6" x 6" x 5" : Industrial & Scientific
Amazon.com: 2 Pcs 8x9 inch Heavy Duty Steel Mantel Brackets, Extra Large Metal Iron Shelf Bracket Support for Fireplace, Wall Mounted Floating Triangle Hand Welded Countertop Holder Load 440 lb, 5.7 mm
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