[What You Get] Set of 2 adjustable planter brackets. The top width of the railing flowerpot bracket can be adjusted by 2 inches to 6.8 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. Made of powder-coated steel for durability resists rusting, chipping, and cracking, and can be used . [2 Installation Methods] Not only adjustable hanging , handrails, railings, or fences but also mounting . Come with full accessories, providing nuts and crews, just need to 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 for indoor and outdoor, they can be used to decorate windowsills, decks,