Precise Fit for Standard Posts: Designed to snugly fit standard wood posts, whose actual size typically measures 3.5x3.5 inches depending on wood type and dryness. This base accommodates the general dimensions, ensuring a tight and secure fit without gaps. Complete Installation Kit Included: This package includes four 5/16 inch screws and eight 3/16 inch screws.The screws are specifically designed for wood bases, providing everything needed for a straightforward installation. Premium Quality Material: Crafted from high-quality Material with a sleek black finish, this post base flange ensures durability and resistance against . Ideal for securing wood posts to deck railings, it combines functionality with aesthetics. Adaptable Installation Advice: In rare instances where the wood post exceeds 3.5 inches, simple modifications like sanding or trimming can be made to a into our square anchor base. This flexibility allows for seamless integration with slightly larger posts. Functional Design Considerations: Our post base is engineered to prevent common issues such as gaps between the wood post and the base. By maintaining a precise inner diameter of 3.5x3.5 inches, it ensures a stable and aesthetically pleasing installation without the need for complex adjustments., Manufacturer: Akfldms