- Heavy Duty Post Base: The post bases are made of high-quality steel, with black high-quality powder coating on the surface, which is rust-proof and corrosion-resistant for long-lasting usage.
- For 4 X 4" Post: Our post bracket has an actual inner diameter of 3.6 x 3.6 inches, fit a 4" x 4" post, and can be secured to a variety of mounting surfaces, attaching securely to the ground.
- Easy to Assemble: Our deck post base include all necessary mounting hardware such as expansion anchors, screws and wrenches, so you can install them quickly and easily.
- Enlarged Bottom Plate: Our 4x4 post anchor has an enlarged base plate, which can make the installation of the post base more stable. Pre-drilled screw holes make it easy to attach to your mailbox. And there are drainage holes at the bottom to avoid water corrosion, don't worry about rain and snow.
- Wide Application: The post bases can be widely used in many places where wooden posts need to be anchored, including deck brackets, porch railings, post supports, table legs and more.
- Color: Black
- Material: Powder Coated Steel
- Fit Wooden Post: 4" x 4"
- Inner Diameter: 3.6 x 3.6 inches/9.1 x 9.1 cm
- 4 x Post Bases
- 16 x expansion bolts
- 32 x self-tapping screws
- 1x wrench
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