Built to last: heavyduty metal construction with a protective black coat finish resists rust and stands up to changing outdoor conditions. Ideal when you need a durable, weatherresistant base for wood posts. Secure anchoring: predrilled holes in each bracket plus 8 screws and plastic expansion pipes make it straightforward to anchor to concrete walls or deck posts. Designed to give stable, reliable support without complex tools or extra parts. Versatile compatibility: made for wood posts and compatible with common outdoor structures — use with porch railings, deck posts, pergolas, mailboxes and similar installations. Reusable and economical: kit includes two flange bases that can be reused across multiple projects, suitable for both DIY homeowners and professional installers who need flexible, repeatable solutions. Clear performance benefits: Prevents wobble and improves post stability for safer railings and supports Corrosionresistant finish reduces maintenance and extends service life Predrilled pattern simplifies alignment and speeds installation Practical use scenarios: Porch railing: anchor 4x4 or 6x6 wood posts to a concrete porch base or wood deck post for a rigid railing system. Pergola or gazebo: fasten vertical posts securely to a patio slab or deck framing to maintain structural alignment in wind and weather. Mailbox or sign post: mount a mailbox or yard sign on a stable flange base fixed to concrete or a deck surface for longterm outdoor exposure. What you get: Two heavyduty flange bases with predrilled holes 8 screws and plastic expansion pipes for mounting to concrete or solid wood surfaces Suitable for outdoor enhancement projects where