[What You Get]Set of 8 adjustable planter brackets. The top width of the railing flowerpot bracket can be adjusted by 2 inches to 7 inches freely according to the width of the railing. Note: A planter pot isn't included. [Real Heavy Duty]This kind of metal bracket is made from 3mm thickness high-quality iron, and each one has a solid weight and density. Weight capacity of 45 lbs per pair which well supports plants. Made of powder-coated steel for durability resists rusting, chipping, and cracking, and can be used for life. [2 Installation Methods]Not only adjustable hanging windows, handrails, railings, or fences but also mounting on the wall. Come with full accessories, providing nuts and crews, just need to slide in and tighten it, then fix it to the wall or railing with screws. [Adjustable Base Design]With an adjustable bottom design, the planter box bracket can be adjusted from 6inch to 12.5inch in bottom width (suitable for almost all POTS). [Widely Application]Window box holders are perfect indoor and outdoor, they can be used to decorate windowsills, decks, terraces, living rooms, and small courtyards. You can use them to display your favorite pots or plants. Colour:Black Material:Metal Package Contents: 8x Adjustable Planter Box Bracket