Adjustable Wood Fence Pergola Post Base Brackets Reliable support and easy installation for your outdoor wood projects. Designed to , strengthen, and secure 4 x 4 posts (actual size 3.5 inches), these brackets ensure lasting stability in a wide range of applications. Key Features and Benefits: Fit: Inner diameter of 3.55 inches, compatible with standard 4 x 4 posts (actual 3.5 inch wood posts) for a secure, precise hold. Versatile Applications: Ideal for pergolas, decks, pavilions, porch railings, fences, and mailbox posts. Suitable for both residential and commercial outdoor structures. Strong and Durable: Built from solid steel for strength. The powdercoated finish provides rustproof and waterproof protection for reliable longterm performance in any weather. Easy Installation: Each bracket comes with multiple predrilled holes, making attachment to wood posts, decks, or concrete fast and simple. Can be removed and reused when needed. Structural Stability: Protects and reinforces post bases to help prevent shifting, damage, or early wear from ground contact and environmental exposure. Practical Use Scenarios: Securely mount deck railing posts to a concrete or wooden base for safety and stability. Reinforce pergola corner posts to prolong lifespan and maintain structural integrity. Anchor a mailbox or fence post to prevent leaning or loosening over time. Designed for both DIY enthusiasts and professional builders, these adjustable wood fence pergola post base brackets combine strength, corrosion resistance, and convenience to keep your outdoor projects sturdy and longlasting.