4"x 4" (Inner 3.6"x3.6") Post Brackets, 4PC Heavy Duty Steel Post Base Supports for Outdoor Fence, Mailbox, Pergola Bracket Fence Kit, Black

Heavy-Duty Steel Construction: ;Powder-coated carbon steel brackets withstand 500+ lbs load without bending or warping.Precision 4x4 Fit: ;Designed for standard 3.6"x3.6" (nominal 4x4) posts with 90° perfect angle alignment.All-Weather Durability: ;Rust-resistant coating protects against rain, snow, and extreme temperatures.Easy Assembly: ;Includes pre-drilled brackets and screws for tool-free installation.Multi-Purpose Use: ;Ideal for pergolas, fences, mailboxes, and playhouses in residential/commercial spaces.