Outdoor Essentials® 4 in. x 4 in. x 7 ft. Evanston Spaced Picket Vinyl Routed End Posts are specifically designed for use with the Pro Series 5 ft. Evanston Spaced Picket Fence Panels. These posts have routed holes to accept 3 fence rails. The rails from the fence slide into the routed holes in these posts and lock into place for an easy, fastener-free connection. Routed holes are on one side of the post to end fence runs.