Mayne Adjustable Deck Rail Bracket Accent your porch or deck railing with a Mayne window box. The adjustable deck rail brackets simply bolt to your existing window box brackets for an easy installation over a 2x4 or 2x6 wood railing. Features: . Black powder coated steel deck rail brackets . Adjustable bracket designed to fit over a 2x4 or 2x6 wood railing . Hardware included to attach brackets to the window box brackets . Compatible with the Mayne Cape Cod, Fairfield, and Nantucket window boxes . Will also work with the Yorkshire window box but some modification is needed (holes in the Yorkshire decorative brackets need to be drilled out to 1/4 inch diameter) Item Specifications: Type: 2-Pack 3-Pack