Fence Armor 4 in. x 4 in. Universal Black Metal Post Cap, fits 3-3/8 in. to 4-1/8 in.

Protect your post end-grain from warping, twisting and cracking with Fence Armor Post Caps. The press-fit design allows for easy installation and long-lasting protection. This unique post cap offers a universal fit (3-3/8 in. to 4-1/8 in.) with our revolutionary, patent-pending Cap Claw technology. 2 self-adjusting underside stainless steel prongs stabilize and lock the Fence Armor Cap to the post top. To further enhance the look of your post caps, we offer 6 interchangeable finials (sold separately).