• Square metal mailbox in a brick column with a tape measure across the opening
  • Square metal mailbox opening height measurement
  • Square metal mailbox opening measured about 8 inches wide at the bottom
  • Square metal mailbox opening width measurement at the top
  • Side view of the open square metal mailbox and hinge area
  • Lightly textured front of the printed door, transferred from the printer plate
  • Replacement mailbox door with custom printed house number
  • Square metal mailbox replacement door installed, angled view
  • Square metal mailbox replacement door installed, front view
  • Brass bolts, nuts and washers included for bolt-on mounting
  • Before you order: check width, height, hinge hole location and shape
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Mesh3D Up

Replacement Door for Metal Mailbox – Square (8 × 7 in)

Replacement Door for Metal Mailbox – Square (8 × 7 in)

$39.00 USD
$39.00 USD
Sale Sold out
Shipping calculated at checkout.
Color
Front Option

Your mailbox width, a question, or anything else I should know.

⚠️ Fits only the mailbox shown in the photos. Made only for the Square Metal Mailbox – approx. 8" x 7" style and hinge shown in the photos. This is a durable PLASTIC (PETG) replacement designed to fit and function like the original metal door. Compare your mailbox to the photos and check the measurements. Not sure? Send me a photo and I'll confirm the fit.

Lost or broken mailbox door? This custom 3D-printed replacement is designed specifically for the square metal mailbox shown in the listing photos — perfect for brick-in and built-in mailboxes where the box itself can't be replaced. Printed to order in durable, outdoor-rated PETG.

📏 Size & Fit

Approx. mailbox face size: 8" wide × 7" tall. Fits the hinge position and shape shown in the photos. If your mailbox looks different, this door will not fit — check my other listings or message me for a custom design.

🔩 Bolt-On Mounting

This door attaches with a bolt-on mount. Mounting hardware is included: brass bolts, washers, and locking nuts.

🎨 Door Options & Colors

  • Blank – plain door front
  • Custom Text – numbers or name, permanently printed into the door

Door color: Black, White, or Gray. Text color (if selected): Black or White. For Custom Text, you'll enter your text and text color before adding to cart.

📦 What You'll Receive

  • 1 custom mailbox door (approx. 8" x 7")
  • Brass bolts, washers, and locking nuts
  • Built-in handle

Made to order in Kingston, Oklahoma.

Note: durable 3D-printed PETG plastic — not metal.

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