Gibraltar Mailboxes Whitley 4x4 Rust-Proof Plastic White, Cross-Arm Mailbox Post, WP000W01
Brand: Gibraltar Mailboxes
Color: White
Compatible with all M and L capacity Gibraltar Post-Mount Mailboxes like the E1100W00 and E1600W00
All mounting hardware included
Heavy-Duty plastic construction provides durability and protection against weathering
Installs easily over the Gibraltar 4x4 Easy-Install Anchor Post Kit - APK00000
Made in the USA