Add curb appeal to a front porch, create a container garden, or decorate with seasonal plantings on a balcony or deck. Our 10-inch Flower Box Brackets for 2 x 6 Railings can be fixed to the top of a railing to securely hold any of our Achla Designs Large Galvanized or Copper Flower Boxes. For simple installation, place the two brackets at the desired width apart and secure with stainless steel screws provided. Also available in 6-inch, to hold Small and 8-inch, to hold Medium Flower Boxes for 2 x 6 inch Railings.