Replacement Door for Plastic Mailbox – Design 4

⚠️ Fits only the mailbox shown in the photos. Made only for the plastic mailbox style and hinge shown in the photos (Design 4 — often stamped MB 500 on the original 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 plastic 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 with a fast snap-in installation.

📏 Size & Fit

Approx. mailbox face size: 7" wide × 9" 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.

🎨 Door Options & Colors

• Plain Door
• Plain Door + Custom Text (numbers or name, permanently printed in)

Door color: Black, White, or Gray. Text color (if selected): Black or White. For the text option, add your text and text color in the personalization box.

📦 What You'll Receive

• 1 custom plastic mailbox door – Design 4
• Built-in hinge pins
• Built-in latch/handle

Made to order in Kingston, Oklahoma.

🛠 Easy Snap-In Installation

No tools required: insert one hinge pin, flex the door slightly, and snap in the other side.

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