---
product_id: 424638368
title: "Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount"
brand: "shoppingonbed"
price: "Rp5377498"
currency: IDR
in_stock: true
reviews_count: 5
category: "Shopping On Bed"
url: https://www.desertcart.id/products/424638368-medium-black-galvanized-steel-post-mount-mailbox-6-92-in
store_origin: ID
region: Indonesia
---

# Medium size with 20 in. depth for ample capacity Bright red aluminum flag for outgoing mail alerts Galvanized steel for ultimate durability Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount

**Brand:** shoppingonbed
**Price:** Rp5377498
**Availability:** ✅ In Stock

## Summary

> 📬 Elevate your curb appeal with a mailbox that means business!

## Quick Answers

- **What is this?** Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount by shoppingonbed
- **How much does it cost?** Rp5377498 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/424638368-medium-black-galvanized-steel-post-mount-mailbox-6-92-in)

## Best For

- shoppingonbed enthusiasts

## Why This Product

- Trusted shoppingonbed brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Secure & Convenient:** Adjustable steel latch and lockable design protect your mail with style
- • **Spacious & Standard-Sized:** Generous 0.71 cubic feet capacity fits letters, magazines, and more with ease
- • **Built to Brave the Elements:** Rust-resistant black finish keeps your mailbox looking sleek year-round
- • **Stay Noticed with a Pop of Red:** Vibrant aluminum flag signals outgoing mail, ensuring you never miss a pickup
- • **Ready to Install, Right Out of the Box:** Fully assembled for hassle-free mounting on any Gibraltar post (hardware sold separately)

## Overview

This medium-sized, galvanized steel mailbox combines durability with sleek, rust-resistant black styling. Designed for post mounting, it offers a spacious 20-inch depth to accommodate all your mail needs. Featuring a secure adjustable latch, lockable design, and a bright red aluminum flag, it’s fully assembled for quick installation and built to withstand the elements while keeping your mail safe and stylish.

## Description

Mailboxes is made from galvanized steel that resists outdoor elements to ensure lasting durability. The mailbox is designed to be mounted on a post for stability and is crafted in the preferred standard size to accommodate all of your mail. Protected by a striking, rust-resistant black finish, the mailbox is U.S. Postmaster General approved and comes complete with an aluminum flag and steel latch for convenient operation. Medium-sized design with 20 in. approximate depth provides plenty of room for letters, magazines and other mail. Adjustable steel latch allows you to keep the box securely closed. Made with durable galvanized steel materials. Sleek black finish is rust resistant to help withstand the elements. Bright red aluminum flag included to alert mail carrier of outgoing deliveries. Fully assembled for immediate installation. Mounting bracket and hardware sold separately. Match with any Gibraltar mailbox post with the designation letter code A.

Review: Do you have mail? - Great product, heavyweight, good caliber, easy to install.
Review: Worth the money - Very nice

## Features

- Standard size mailbox that most homeowners prefer. Fully assembled and ready to install on post. Durable finish ensures long life for the mailbox.
- Medium-sized design with 20 in. approximate depth provides plenty of room for letters, magazines and other mail.
- Adjustable steel latch allows you to keep the box securely closed. Made with durable galvanized steel materials.
- Sleek black finish is rust resistant to help withstand the elements. Bright red aluminum flag included to alert mail carrier of outgoing deliveries. Fully assembled for immediate installation.
- Mounting bracket and hardware sold separately. Match with any Gibraltar mailbox post with the designation letter code A.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07YN3RF62 |
| Access Location | Front |
| Brand | ShoppingOnBed |
| Brand Name | ShoppingOnBed |
| Capacity | 0.71 Cubic Feet |
| Color | Black - Medium |
| Colour | Black - Medium |
| Customer Reviews | 4.5 out of 5 stars 1,400 Reviews |
| Included Components | Flag |
| Included security features | Lockable |
| Item Dimensions D x W x H | 50.9D x 17.6W x 22.5H centimeters |
| Item Weight | 0.29 Pounds |
| Manufacturer | ShoppingOnBed |
| Manufacturer Part Number | Large Mailbox #2 |
| Material | Alloy Steel |
| Material Type | Alloy Steel |
| Model Number | Mailbox posts for outside #2 |
| Mounting Type | Post Mount |
| Mounting type | Post Mount |
| Product dimensions | 50.9D x 17.6W x 22.5H centimeters |
| Security Features | Lockable |
| Style Name | Contemporary |
| UPC | 300265450481 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** ShoppingOnBed
- **Colour:** Black - Medium
- **Included security features:** Lockable
- **Material:** Alloy Steel
- **Mounting type:** Post Mount

## Images

![Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount - Image 1](https://m.media-amazon.com/images/I/61tX0qWJI-L.jpg)
![Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount - Image 2](https://m.media-amazon.com/images/I/61cr2bAbfJL.jpg)
![Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount - Image 3](https://m.media-amazon.com/images/I/81K+OmmKffL.jpg)
![Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount - Image 4](https://m.media-amazon.com/images/I/61HtJ7U4cqL.jpg)
![Medium Black Galvanized Steel Post-Mount Mailbox, 6.92 in. W x 8.87in. H x 20.05 in. L - Black Mailbox - Mailboxes for Outside - Metal Mailbox Post Mount - Image 5](https://m.media-amazon.com/images/I/61bRgJdouoL.jpg)

## Questions & Answers

**Q: I need exact dimensions for the post that I have.**
A: Sorry for the delay. we've had bad weather.  6.5" w x 19" long

**Q: Is it legal to use it for the mail in the u.s.? it doesn't say on it approved by the postmaster general like other mailboxes do.**
A: I've been receiving my mail so I assume it is fine.

**Q: Do you have 40 boxes?**
A: No

**Q: Can the mail flag (it whatever it's called) be mounted on either side?**
A: The flag and housing came "pre mounted" and cannot be reversed.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Do you have mail?
*by N***N on 24 April 2026*

Great product, heavyweight, good caliber, easy to install.

### ⭐⭐⭐⭐⭐ Worth the money
*by G***R on 31 May 2026*

Very nice

### ⭐⭐⭐⭐⭐ Solid
*by N***M on 27 June 2026*

Solid and easy to attach to my existing post.

## Frequently Bought Together

- Mailboxes for Outside Post Mount with Durable Aluminium Flag - Medium Capacity, Black, Galvanized Steel - 6.92 in. W x 8.87in. H x 20.05 in. L - Metal Mailbox Powder Coated
- Reflective Vinyl Mailbox Number Decals - Waterproof, Self-Adhesive, Classic Style (3" & 4")
- 60 Numbers, Reflective Adhesive Mailbox Number Pack, 3", Waterproof Number Stickers for Signs, Door, Cars, Trucks, Home, Business, Address Number

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**Shop now:** [https://www.desertcart.id/products/424638368-medium-black-galvanized-steel-post-mount-mailbox-6-92-in](https://www.desertcart.id/products/424638368-medium-black-galvanized-steel-post-mount-mailbox-6-92-in)

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-08-11*