Features:Cast iron brackets in stable triangle structure can carry up to 250 lbs per pairs.Strong enough to support machines, tools, small flowerpot, books, etc.Smooth surface with rust-proof coating, durable and easy to maintain.Simple style and black color, fit well with your kitchen, garage, living room, study etc.Comes with screws for installation.Specification:Color: BlackMaterial: IronProduct size: 300*190mm / 11.8*7.5"Thickness: 2mmHole diameter: 5mmNote:Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.Package Includes:12x Shelf brackets1x Set of mounting screws (36 short screws, 24 long screws, 24 wall anchors)