Heavy-Duty Floating Shelf Brackets Support up to 300 lb/pair: These robust brackets ensure your shelves can bear a substantial weight of up to 300 pounds when securely mounted on drywall or brick walls. Say goodbye to unsightly metal fixtures that detract from your home's decor, thanks to these concealed floating shelf hardware! Premium Finish & Enhanced Durability: We prioritize quality and longevity by applying a powder-coated finish to our floating shelf brackets, effectively controls rust. Generous Dimensions: Our brackets feature a 4.7-inch long rod with a 1/2-inch diameter, along with a 32-inch wide and 1.2-inch high backplate. These brackets feature an innovative hidden mounting system that provides a clean and sleek appearance. Space-Saving Solution: If you're dealing with limited space, these brackets are your solution. Their low-profile design maximizes usable shelf space while maintaining structural integrity, making them ideal for small apartments, offices, and compact living areas.