4x4 Post Caps

Actual vs Nominal

4x4 Fence Post Caps

Our multi-functional 4x4 fence post caps will protect your wood fence posts, and incorporate decorative elements to enhance the overall look and feel of your landscape. They will create a dramatic impact with pops of color, and allow you to enjoy your property without ever having to worry about maintenance.

  • Our 4x4 post caps come in two sizes: Nominal and Actual.
  • Nominal 4x4 post caps fit 3.5" x 3.5" up to 3.75" x 3.75"
  • Actual 4x4 post caps fit 4.0" x 4.0" up to 4.6" x 4.6"

To choose the size you need, click to view post cap you are interested in and select Nominal or Actual from the drop-down menu. Please note that the Slim Profile post caps only come in Nominal sizing. Atlanta Post Caps patented SNAP-Caps are made in the U.S.A. They bear the Atlanta Post Caps label and are guaranteed against UV-related discoloration, fading, and warping for ten years. Our Aluminum Fence Post Caps come with a one year warranty. Our metal post caps are installed via two screws, included with every cap. Our 4x4 plastic post caps are perfect for any fence or deck, but we highly recommend the flat tops as and ideal deck post cap solution.