Gibraltar Mailboxes Mailbox, cu-in Capacity, Steel, Galvanized/Powder-Coated, W, D, H ✓ For furniture assembly ✓ Includes Forstner bits ► Secure Your Next Project The iron side post mount mailbox excels in durability and strength. It’s constructed with thick gauge, heavy-duty galvanized steel for maximum fortitude that’s impact-resistant and virtually indestructible. A sleek powder-coated finish adds shine and fights against rust and other weathering. The door is fastened reliably by sturdy piano hinges and features a magnetic latch closure for excellent performance. This large mailbox offers space to easily handle high volumes of mail along with padded envelopes and small packages. Pre-drilled hole patterns on the sides and bottom offer multiple installation points. Mounting hardware is not included.